Home Phone comparison Nothing Phone (3a) and Oppo Reno 15 Pro Mini - Which is better?

Nothing Phone (3a) vs Oppo Reno 15 Pro Mini

69 out 100
Nothing Phone (3a)
VS
82 out 100
Oppo Reno 15 Pro Mini
Nothing Phone (3a)
Oppo Reno 15 Pro Mini

Compared 2 smartphones : Nothing Phone (3a) Manufactured in March, 2025, with display 6.77 with chipsetQualcomm Snapdragon 7s Gen 3, vs Oppo Reno 15 Pro Mini, Manufactured in January, 2026with chipsetMediaTek Dimensity 8450. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Nothing Phone (3a)
  • Larger display: 6.77in
Reasons to choose Oppo Reno 15 Pro Mini
  • Higher pixel density: 460ppi
  • Lighter design: 187g vs 201g
  • Higher battery capacity: 6200mAh vs 5000mAh
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 12/256 GB
- 12/512 GB

Review

Key Specs Nothing Phone (3a) and Oppo Reno 15 Pro Mini
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Nothing Phone (3a)
vs
Reno 15 Pro Mini

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.77 in 6.32 in
Resolution 1080x2392 pixels 1216x2640 pixels
Aspect ratio n/a 19.5:9
Pixel density 387 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 1300 nits 1800 nits
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 88 % 89.6 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Nothing Phone (3a)
1272 nits
Oppo Reno 15 Pro Mini
n/a

Design & Build

Design and ergonomics comparison
Height 163.52 mm (6.44 in) 151.2 mm (5.95 in)
Width 77.5 mm (3.05 in) 72.4 mm (2.85 in)
Thickness 8.35 mm (0.33 in) 80 mm (3.15 in)
Weight 201 g (7.09 oz) 187 g (6.6 oz)
Water resistance IP64 IP69
Cooling system Vapor chamber Vapor chamber
Back panel n/a Glass
Frame n/a Metal
Colors - White
- Black
- Blue		 - White
- Brown
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Nothing Phone (3a)
88 %
Oppo Reno 15 Pro Mini
89.6 %

Performance

Testing Nothing Phone (3a) and Oppo Reno 15 Pro Mini In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 3 MediaTek Dimensity 8450
Max Frequency 2500 MHz 3250 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.5 (Kryo Prime (Cortex-A720))		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor Yes MediaTek NPU 880
Graphics Adreno 810 Mali-G720 MP7
GPU Cores 256 896
GPU Frequency 1050 MHz 1300 MHz
FLOPS 537.6 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Nothing Phone (3a)
1178
Oppo Reno 15 Pro Mini
1609
Geekbench 6 (Multi-Core)
Nothing Phone (3a)
3214
Oppo Reno 15 Pro Mini
6381
Geekbench 6 (Single-Core)11781609
Geekbench 6 (Multi-Core)32146381
Geekbench Compute (GPU)443512250
Sources: Geekbench v6 [Nothing Phone (3a)], [Oppo Reno 15 Pro Mini]
AnTuTu 10
AnTuTu 10
Nothing Phone (3a)
708353
Oppo Reno 15 Pro Mini
1640325
CPU215621401201
GPU197715584102
Memory145649345872
UX149368309150
NanoReview Score7083531640325

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz 4266 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 16
UI Skin Nothing OS 3.1 ColorOS 16

Battery

Volume 5000 mAh 6200 mAh
Max Charging Power 50 W 80 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes
Fast Charging Yes (61% in 30 min) Yes
Full Charge Time 1:06 h n/a
Battery Life Test
Battery Life
Nothing Phone (3a)
25:03
Oppo Reno 15 Pro Mini
n/a
Web Browsing08:06 hn/a
Video Playback16:25 hn/a
Games05:49 hn/a
Standby Mode131 hn/a

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 2x Optical, 3.5x
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 480 fps (1080p)
Wide-angle lens 120 ° 100 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP200 MP
Aperturef/1.9f/1.8
Focal length24 mm24 mm
SensorSony LYT-600n/a
Sensor size1/1.561/1.56 (0.64)
Pixel size1 μm0.5 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.6f/2.8
Focal length50 mm85 mm
Sensor size1/2.74n/a
Pixel size0.64 μmn/a
StabilizationOpticalOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.0
Focal length15 mm16 mm
SensorSony IMX355n/a
Sensor size1/4.0n/a
Pixel size1.12 μmn/a
StabilizationDigitalDigital

Front camera

Matrix 32 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Aperture f/2.2 f/2.0
Focal length 22 mm 18 mm
Sensor CMOS n/a
Sensor size 1/3.44 n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No No
GPS - GPS
- GLONASS
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM 850/900/1800MHz
3G BandsUMTS 1, 2, 4, 5, 6, 8, 19WCDMA 1/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)LTE (B1/B3/B4/B5/B8/B19/B26/B38/B39/B40/B41/B42/B48/B66)
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a No

Other

Class Mid-range Mid-range
Announced March, 2025 yr January, 2026 yr
Release Date March, 2025 yr January, 2026 yr
Launch Price ($) 329 n/a
MSRP ($) n/a 670
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Reno 15 Pro Mini the clear winner in this comparison.

Survey

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