Nothing Phone (4a) Pro Review: Finally in Aluminum, but with an Always Unique Design

The evolution of Nothing has reached a turning point with the launch of the Phone (4a) Pro. If until yesterday the brand founded by Carl Pei was synonymous with bare industrial aesthetics and bold transparency, this new model shifts the center of gravity towards an unprecedented build solidity for the mid-range. We are not facing a mere incremental update of the brand's previous interesting products but a reinterpretation of the concept of an accessible premium smartphone. The adoption of a unibody aluminum frame marks Nothing's entrance into a maturity phase where substance tries to match the extravagance of design while maintaining an aesthetic connection to the past in the area of the camera sensors.

Technical Specifications
Design
Software, Hardware, and Performance
Display
Battery Life
Camera
Price
Final Considerations

Technical Specifications

Under the hood of the Nothing Phone (4a) Pro pulses the Qualcomm Snapdragon 7 Gen 4, a SoC manufactured with a 4-nanometer production process that represents the current peak for the mid-high end category. This is not a fallback choice: the octa-core architecture handles workloads with a smoothness reminiscent of the previous generation's 8 series chips, ensuring extensive native support for AI-related instructions, a cornerstone of Nothing OS 4.1. The RAM, configurable up to 12GB of LPDDR5 type, works in synergy with UFS 3.1 storage (up to 256GB among the two models sold in Italy) which, while not the fastest out there, ensures very competitive app loading times and data writing speeds for the price range.

The connectivity department is equally well-equipped. We find complete support for 5G Sub-6GHz networks, Wi-Fi 6, and Bluetooth 5.4 with support for high-resolution audio codecs. The smartphone also utilizes a 5,300 mm² vapor chamber cooling system, a generous size that allows the SoC to maintain high frequencies while minimizing bothersome instances of heavy thermal throttling, a problem that often afflicts devices with such a thin metal shell.

The resolution of the 6.83 inch panel (slightly bigger than the 6.78 inches of the standard model), operating at a maximum of 144Hz, is 2800 x 1260 pixels, translating to a density of around 440 PPI, ideal for maintaining character sharpness even with the interface scaling minimized. Energy management is entrusted to a 5,080 mAh battery that supports wired fast charging at 50W. The biometric module is of the optical type, integrated under the display: the unlocking speed is excellent, thanks in part to software optimization that reduces unnecessary transition animations. Completing the picture is the IP65 certification, which guarantees total protection against dust and resistance to water splashes and low-pressure jets (up to immersion in 25 cm of water for 20 minutes).

The rear camera is identical to that of the standard model, with a main Sony LYT-710 sensor of 50 MP and optically stabilized lens, paired with an 8 MP ultra-wide sensor and a 50 MP periscopic telephoto lens with a 3.5x zoom factor. Quite a rare feature in the mid-range.

The integrated hardware allows for almost instantaneous shooting speed even in night mode, where frame merging occurs in the background without blocking the camera interface. The internal structure of the phone has been redesigned to optimize antenna placement along the metal perimeter, ensuring stable reception even in shadowy areas, a critical aspect often encountered in unibody phones.

Technical Specifications Nothing Phone (4a) Pro

Dimensions and Weight: 163.7 x 76.6 x 8 mm | 210 g
Materials and Protection: Aerospace aluminum, Gorilla Glass 7i, IP65, 137 mini-LEDs on the back
Display: AMOLED 6.83", 144Hz, 1260x2800 px, 5000 nits (peak)
Operating System: Android 16, Nothing OS 4.1
Processor: Snapdragon 7 Gen 4 (4 nm) | Adreno 722
Memory and RAM: 128GB/256GB UFS 3.1, 8GB/12GB RAM (No SD slot)
Rear Camera:
- 50MP (Main OIS)
- 50MP (Tele 3.5x OIS)
- 8MP (Ultrawide)
Selfie Camera: 32 MP, f/2.2 (Video 1080p@30fps)
Audio: Stereo speakers, No 3.5mm jack
Connectivity: 5G, Wi-Fi 6, Bluetooth 5.4, NFC, USB-C 2.0
Battery and Charging: 5080 mAh | 50W wired (100% in 64 min)
Sensors: Under-display fingerprint (optical), accelerometer, gyroscope, compass

Design

The design of the Nothing Phone (4a) Pro represents the biggest stylistic deviation in the brand's history. Abandoning the completely transparent back that revealed the charging coils or the underlying patterns, Nothing has opted for a very beautiful and precisely engineered unibody aluminum body. The thickness has been reduced to just 7.95 mm, making it the thinnest device ever produced by the company. To the touch, the feeling of cold metal solidity is immediate and transmits tactile feedback far superior to the plastic often used by direct competitors.

Despite the radical change in materials, the brand's DNA has not faded. Transparency is now intelligently confined to the island housing the camera compartment, protected by an acrylic surface that creates an interesting material contrast with the rest of the satin metal. This choice is also functional: it allows maintaining signal continuity for antennas and housing the new Glyph Matrix, a completely redesigned area that counts 137 mini-LEDs positioned around the three cameras.

The brightness of the LEDs has been increased to a value of 3,500 nits, a very high peak when set to maximum and which can transform the back of the phone into a real signaling torch or an additional flash for macro photos. The ergonomics have been meticulously taken care of despite the overall dimensions of 163.66 x 76.62 mm. Even though the display exceeds 6.8 inches, the flat but slightly rounded edges allow for a secure grip.

The weight of about 210 grams is certainly noticeable, but the mass distribution is balanced, avoiding the phone feeling too heavy at the top due to the periscopic camera module. The volume and power buttons, also metal, provide a firm and precise feedback, free of any mechanical play. It’s a design that aims for longevity, much less of a toy compared to the early models and decidedly closer to the aesthetic canons of high-end industrial design.

The aluminum finish has been treated to resist fingerprints, a chronic problem of the previous glass models. Even after intense use, the shell maintains a clean appearance, while the front glass is the Gorilla Glass 7i, an optimized variant for resistance to lateral impacts that is becoming increasingly common in mid-range devices. The choice to confine transparency to just the camera module allows Nothing to play with light reflections between the matte metal and glossy acrylic, creating a depth effect that official renders struggle to convey fully.

In short, on the aesthetic and ergonomic front, this new evolved mid-range from Nothing earns full marks.

Software, Hardware, and Performance

The actual user experience of the Nothing Phone (4a) Pro is defined by the symbiosis between the Snapdragon 7 Gen 4 and Nothing OS 4.1 based on Android 16. The system responsiveness is instantaneous (no uncertainties are felt even during rapid transitions between heavy applications like video editors or prolonged gaming sessions). Nothing has probably worked hard on code cleanliness, eliminating any trace of bloatware and maintaining a consistent interface with its dot-matrix style, which now extends to new interactive widgets capable of directly communicating with the rear Glyph Matrix.

Unlike other manufacturers that overwhelm the user with often unnecessary AI features, Nothing OS 4.1 offers discreet tools: the AI analyzes screenshots and voice recordings to extract summaries or appointments, but does so locally to preserve privacy. The user has full control over which data to process with the system, while in gaming, stability is ensured by aggressive thermal management: titles like Genshin Impact run with stable frame rates at high settings, with the aluminum shell dissipating heat uniformly without creating annoying hot spots for fingers.

The Glyph Matrix has become a highly versatile functional control center. Thanks to the new open APIs, functions have become numerous: it is possible to display the progress of an order (like Uber or Deliveroo) via a progressive LED bar, monitor system volume, Calendar events or use the LEDs as a visual indicator for the camera timer. There’s also an essential notification feature that keeps a single LED segment lit until a message from a preferred contact is read.

Under load, the phone demonstrates impeccable management of background processes. The vapor chamber cooling system is not only there to avoid overheating, but allows the processor to operate longer at maximum clock frequencies during multitasking, in an ecosystem where loading a heavy game and leaving it in picture-in-picture mode while browsing or writing a document doesn’t produce any noticeable lag.

This level of hardware-software optimization is what distinguishes the (4a) Pro from many other Android mid-range devices, with user-perceived performance often becoming comparable to that of previous generation flagships.

Display

The panel installed on the Nothing Phone (4a) Pro is undoubtedly one of its most apparent strengths. We are talking about a 6.83 inch AMOLED unit (not LTPO) that allows for a variable refresh rate of up to 144Hz. Scrolling fluidity is excellent, surpassing even many flagships that stop at 120Hz, albeit in an entirely imperceptible manner. Nothing claims a peak brightness of no less than 5,000 nits, with coverage of the DCI-P3 color space and support for HDR10+, useful for streaming multimedia content.

The frame surrounding the display is symmetrical on all four sides, a construction detail difficult to achieve (especially in this market segment) that testifies to Nothing's attention to aesthetics. During evening use, the display performs excellently thanks to high-frequency PWM modulation designed to drastically reduce eye strain.

The Always-On mode has been customized with the brand's graphic style and allows critical information to be displayed with minimal power consumption. The 240Hz touch sampling also guarantees an excellent response to inputs, a detail that gamers will appreciate particularly in competitive titles like Call of Duty: Mobile and that visibly improves the overall daily smartphone usage experience.

We conducted our usual lab analysis, using the X-Rite i1Display Pro colorimeter and the HCFR software suite, after calibrating the instrument with the X-Rite i1 Pro 2 spectrophotometer. This methodology ensures the instrumental precision necessary to evaluate the actual performances of the panel mounted on the Nothing Phone (4a) Pro.

The display shows an excellent luminous consistency, registering 1588 nits on a 100% white screen and maintaining an almost identical value of 1587 nits with an APL (Average Picture Level) of 15%. Being an AMOLED matrix, the contrast ratio is instrumentally close to infinity. This result is possible because organic diodes emit their light and can turn off completely to reproduce black, eliminating any residual emission. The immediate advantage is an image depth unreachable by LCD panels, combined with localized energy savings in the dark portions of the interface.

The brightness values are good, although far from those claimed by the manufacturer (likely obtained with very low APL) and other smartphones in the same price segment.

Color Space CIE 1931 - Chromatic Coordinates Yxy
Nothing Phone (4a) Pro - Standard Profile

Gamut Measured	Coverage	Ratio
REC BT.709	99.94%	130.72%
DCI P3 D65	96.34%	96.36%
Adobe RGB	87.65%	96.90%
BT.2020	69.11%	69.13%

RGB Balancing
Nothing Phone (4a) Pro - Standard Profile

SDR Gamma Curve
Nothing Phone (4a) Pro - Standard Profile

The most accurate mode refers to the DCI-P3 standard, a wider color space than traditional sRGB, born for digital cinema and now a benchmark for modern multimedia content. The device covers 96% of the P3 gamut triangle, with an average DeltaE recorded on the Macbeth Color Checker of 2.2. This value is well below the critical threshold of 3 (beyond which the human eye perceives color deviation), making the screen suitable for content consumption faithful to the creator's vision. The white balance shows a slight bluish-green tinge, which is however almost imperceptible during daily use. As for the gamma curve, with a 2.2 reference, the behavior is correct, although slightly more contrasted images are noted due to slightly darker midtones compared to the ideal target.

HDR Gamma Curve
Nothing Phone (4a) Pro - Standard Profile (HDR)

In HDR, the Nothing Phone (4a) Pro confirms the panel's good qualities with a maximum brightness of about 1580 nits, a standout value for the mid-range market. The coverage of the P3 gamut is set at 94%, while the white balance leans towards a green tinge, again undetectable to the naked eye without a reference probe. The analysis of the gamma curve reveals extremely accurate tracking concerning the theoretical reference. The management of highlights is particularly well cared for, with a curve that is progressively softened (roll-off) until clipping, occurring at 90% of the white level to preserve detail in the brightest areas of the frame. The average DeltaE of 2.5 confirms the excellent factory calibration work that guarantees a high-level visual experience for HDR formatted movies and TV series, comparable to what we can obtain from more expensive flagships.

Battery Life

Despite the technically advanced specifications and the relatively modest amp rating of the battery, energy management proves to be of excellent level. The smartphone obtained a score of 915 minutes in our "overall" test, performed with the display brightness set to 200 nits and a script that simulates human interactions on web pages, video streaming, and alternating CPU and GPU benchmark sessions. This is a decidedly solid result, the best among smartphones with standard-sized batteries, allowing for coverage of the most intense workday without major charging anxieties, exceeding 24 hours of mixed use without too many issues for less compulsive users.

The 50W charging speed is not the highest on the market, especially compared to some competitors that reach double or triple values, but it ensures a 50% battery restoration in about 25 minutes. This conservative approach is probably dictated by the desire to preserve the chemical longevity of the cell over time, avoiding excessive overheating during charging.

A critical note concerns the choice of cell chemistry: we would have preferred the adoption of a silicon-carbon battery, technology that allows for higher energy densities for the same size and more refined thermal management. However, it is evident that Nothing opted for a more traditional solution to contain production costs and maintain the device's aggressive price positioning.

Camera

The camera department of the Nothing Phone (4a) Pro finally sees the introduction of a complete triple-camera system, definitively eliminating the low-megapixel fill sensors. The approach is pragmatic and what we now expect in every price range (excluding entry-level): here we have three lenses with different focal lengths to cover every creative need. Image processing is entrusted to new algorithms that prioritize fine detail and a more natural light management, although some sporadic uncertainties in automatic exposure in extreme high-contrast scenarios persist.

The main sensor is a Sony LYT-710 50MP with optical stabilization (OIS) and an aperture of f/1.9. Daytime performance is excellent, with great detail capture and a wide dynamic range. At night, the system can merge up to seven different exposures to minimize digital noise; the result is a bright and clean photo, with color rendering that remains fairly true to reality (even if it sometimes tends to clean the noise too much) without excessive software interpretations. The OIS works very well even in 4K 30fps videos, ensuring stable shots even during rapid movements.

The ultra-wide module uses an 8MP sensor with an aperture of f/2.2. It is the weakest link in the chain, although related to the market segment, it is not something to complain about: this module is useful for capturing wide panoramas or architecture, especially in optimal lighting conditions, but suffers from a slight loss of detail at the edges and color calibration not always perfectly aligned with the main sensor. However, the barrel distortion software correction is effective, making the photos still valid for immediate sharing.

The real novelty is the 50MP periscopic telephoto lens with 3.5x optical zoom, a rarity at this price range that enables the possibility of taking portraits with excellent natural bokeh and precise subject separation. The digital zoom extends up to 70x, but the quality remains acceptable for everyday use only up to about 10x, thanks to in-sensor zoom technology. The presence of OIS on this lens is crucial to avoid micro-blur, especially when shooting hand-held in declining light conditions. Certainly a good added value in a smartphone of this market segment.

It is quite interesting to use the rear Glyph Matrix display to frame the subject through the rear camera, allowing the latter to be used for capturing high-definition selfies. It’s not too comfortable, and the available pixels are limited, but with a bit of experience, one can frame with great precision and achieve selfies of otherwise impossible quality.

The camera of the Nothing Phone (4a) Pro is impressive considering the retail price: excellent in sunlight and produces good results even in less-than-optimal lighting conditions. This is true especially for the main module, but the telephoto also performs well. The only drawback is the ultra-wide angle, which does not match the other two modules.

Price

Prices and Availability for Nothing Phone (4a)

Model	Configuration	Price
Phone (4a)	8+128 GB	EUR369
Phone (4a)	12+256 GB	EUR449
Phone (4a) Pro	8+128 GB	EUR499
Phone (4a) Pro	12+256 GB	EUR569

The Nothing Phone (4a) Pro arrives on the market with a retail price of 499 euros for the base 8+128 GB version. This is a highly aggressive positioning considering the build quality and the technical specifications, which include a 144Hz display and a 50MP periscopic telephoto lens. The comparison with the various Pixel series A or Samsung series A is inevitable: Nothing perhaps offers less longevity in software support in terms of promised years (currently only 3), but much more hardware substance and a design that is hard to ignore.

It can be a rational purchase for those seeking an almost flagship experience without exceeding the 500 euro threshold, especially for those looking for a smartphone (very) different from the now common conventions in the category.

Final Considerations

With the Phone (4a) Pro, Nothing demonstrates that it has learned from its mistakes and knows how to listen to the requests of more demanding users. The switch to aluminum is not just an aesthetic choice but a signal of solidity and commercial ambition.

It’s a smartphone that doesn’t aim to please everyone but offers a cohesive user experience, some of the cleanest software in the Android landscape, and a display that challenges industry giants in brightness and fluidity.

It's not a perfect product, despite presenting perceived performances at an excellent level and a decidedly interesting camera for the market segment. What stands out negatively is the mere 3 years of major operating system updates, too few at a time when other manufacturers manage to offer the typical 7 of pure Android life cycles.

However, the balance between performance, design, and quality of materials is literally incredible for the asking price. Nothing has ceased to be just lights and transparencies to become a mature hardware manufacturer capable of troubling historical brands with products that have a well-defined technical soul. If you are looking for a smartphone that is first and foremost unique in its kind - even more than the basic (4a) - the Nothing Phone (4a) Pro is a very sensible choice in the mid-range landscape of 2026.