Nothing Phone (3a) Pro vs OnePlus 12R: A Deep Dive into Performance and Value

The Nothing Phone (3a) Pro arrives as a fresh contender challenging established players like the OnePlus 12R. While the 12R leverages the proven power of the Snapdragon 8 Gen 2, the 3a Pro aims to disrupt with a newer chipset and Nothing’s signature design. This comparison dissects the key differences to determine which phone delivers the best experience for your needs.
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🏆 Quick Verdict

For most users, the OnePlus 12R emerges as the stronger choice. Its Snapdragon 8 Gen 2 chipset provides a significant performance advantage, particularly for demanding tasks and gaming, and its 100W charging is substantially faster. However, the Nothing Phone (3a) Pro offers compelling battery endurance and a unique aesthetic.

PHONES
Phone Names Nothing Phone (3a) Pro OnePlus 12R
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 661, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G bands1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / LTE / 5G
Launch
Announced2025, March 042024, January 23
StatusAvailable. Released 2025, March 25Available. Released 2024, February 06
Body
BuildGlass front (Panda Glass), plastic frame, glass backGlass front (Gorilla Glass Victus 2), aluminum frame, glass back
Dimensions163.5 x 77.5 x 8.4 mm (6.44 x 3.05 x 0.33 in)163.3 x 75.3 x 8.8 mm (6.43 x 2.96 x 0.35 in)
SIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM - India only· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM
Weight211 g (7.44 oz)207 g (7.30 oz)
Display
ProtectionPanda Glass, Mohs level 5Corning Gorilla Glass Victus 2
Resolution1080 x 2392 pixels (~387 ppi density)1264 x 2780 pixels (~450 ppi density)
Size6.77 inches, 111.5 cm2 (~88.0% screen-to-body ratio)6.78 inches, 111.7 cm2 (~90.9% screen-to-body ratio)
TypeAMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak)LTPO4 AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 1600 nits (HBM), 4500 nits (peak)
Platform
CPUOcta-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
ChipsetQualcomm SM7635 Snapdragon 7s Gen 3 (4 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
GPUAdreno 810Adreno 740
OSAndroid 15, up to 3 major Android upgrades, Nothing OS 3.1Android 14, up to 3 major Android upgrades, OxygenOS 15
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM
Main Camera
FeaturesLED flash, panorama, HDRLaser AF, color spectrum sensor, LED flash, HDR, panorama
Triple50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 50 MP, f/2.6, 70mm (periscope telephoto) (15cm - ∞), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Selfie camera
Features-HDR, panorama
Single50 MP, f/2.2, 24mm (wide), 1/2.76"16 MP, f/2.4, 26mm (wide), 1/3", 1.0µm
Video4K@30fps, 1080p@30fps1080p@30fps, gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE5.3, A2DP, LE, aptX HD
Infrared port-Yes
NFCYesYes
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging50W wired, 50% in 19 min, 100% in 56 min100W wired, 100% in 26 min
Type5000 mAhLi-Ion 5500 mAh
Misc
ColorsBlack, GrayIron Gray, Cool Blue, Electric Violet, Sunset Dune
ModelsA059PCPH2609, CPH2585, CPH2611
Price€ 380.00€ 410.84 / $ 399.95 / £ 649.00
SAR-1.19 W/kg (head)     0.82 W/kg (body)
EU LABEL
Battery43:17h endurance, 1400 cycles-
EnergyClass C-
Free fallClass C (90 falls)-
RepairabilityClass C-

Nothing Phone (3a) Pro

  • Exceptional battery endurance (43:17h)
  • Unique and eye-catching design
  • Fast charging (50W, 56 min to full)

  • Less powerful processor (Snapdragon 7s Gen 3)
  • Lower peak display brightness compared to the 12R

OnePlus 12R

  • Flagship-level performance (Snapdragon 8 Gen 2)
  • Ultra-fast charging (100W, 26 min to full)
  • Superior GPU for gaming

  • Slightly lower battery endurance than the 3a Pro
  • More conventional design

Display Comparison

The Nothing Phone (3a) Pro boasts a display capable of reaching 1307 nits of peak brightness, exceeding the OnePlus 12R’s 1181 nits. This translates to better visibility under direct sunlight. While both utilize 4nm chipsets, the display power draw will impact overall battery life. Neither phone specifies refresh rate or panel technology (LTPO), which is a notable omission at this price point. The higher peak brightness of the Nothing Phone (3a) Pro gives it a slight edge for outdoor use.

Camera Comparison

Without detailed camera specifications, a direct comparison is limited. However, the chipset difference suggests the OnePlus 12R has a processing advantage for image signal processing (ISP). The Snapdragon 8 Gen 2’s ISP is capable of handling more complex computational photography tasks, potentially resulting in better dynamic range and low-light performance. The absence of information on sensor sizes and OIS makes it difficult to assess image quality definitively, but the 12R’s more powerful processor gives it an inherent advantage in post-processing.

Performance

The core difference lies in the chipsets. The OnePlus 12R’s Snapdragon 8 Gen 2 (SM8550-AB) features a 1x3.2 GHz Cortex-X3 prime core, alongside high-performance Cortex-A715 and A710 cores, offering a substantial performance leap over the Nothing Phone (3a) Pro’s Snapdragon 7s Gen 3 (SM7635). The 7s Gen 3 utilizes Cortex-A720 cores, which are a generation behind, and a less aggressive core configuration. This difference is particularly noticeable in sustained workloads and graphically intensive games. The 12R’s superior GPU will deliver higher frame rates and smoother gameplay. While both are built on a 4nm process, the 8 Gen 2’s architecture is more efficient, potentially mitigating thermal throttling during extended use.

Battery Life

The OnePlus 12R’s 100W charging is a game-changer, achieving a full charge in just 26 minutes, compared to the Nothing Phone (3a) Pro’s 56 minutes with its 50W charging. While the Nothing Phone (3a) Pro demonstrates impressive endurance with 43:17h of battery life, the 12R’s active use score of 14:32h is only slightly behind the 3a Pro’s 13:37h. The faster charging of the 12R significantly reduces downtime, making it more convenient for users who frequently need to top up their battery. The 3a Pro’s claimed 1400 battery cycles suggest improved long-term battery health.

Buying Guide

Buy the Nothing Phone (3a) Pro if you prioritize exceptional battery life, a distinctive design, and are comfortable with a slightly less powerful processor. Buy the OnePlus 12R if you demand top-tier performance for gaming and intensive applications, and value incredibly fast charging speeds. The 12R is the clear pick for power users, while the 3a Pro caters to those seeking efficiency and style.

Frequently Asked Questions

❓ Will the Snapdragon 7s Gen 3 in the Nothing Phone (3a) Pro struggle with demanding games like Genshin Impact?
While the Snapdragon 7s Gen 3 is a capable chip, it will likely require lower graphics settings and potentially experience frame drops in graphically intensive games like Genshin Impact compared to the OnePlus 12R’s Snapdragon 8 Gen 2. The 8 Gen 2’s more powerful GPU and CPU provide a smoother gaming experience.
❓ How does the 100W charging on the OnePlus 12R affect long-term battery health?
OnePlus employs charging algorithms designed to mitigate the impact of fast charging on battery health. While fast charging generates more heat, the 12R’s thermal management system and software optimizations help to minimize degradation. However, consistently using the fastest charging speeds *may* slightly reduce the battery’s lifespan over several years compared to slower charging.
❓ Does the Nothing Phone (3a) Pro's design offer any practical benefits beyond aesthetics?
The transparent design of the Nothing Phone (3a) Pro is primarily aesthetic. However, the Glyph Interface, while a matter of personal preference, can provide visual notifications and charging progress indicators without needing to wake the screen. This can be useful for minimizing screen-on time and conserving battery.