Home Phone comparison Nothing Phone (3a) and Realme 12 Plus 5G - Which is better?

Nothing Phone (3a) vs Realme 12 Plus 5G

69 out 100
Nothing Phone (3a)
VS
65 out 100
Realme 12 Plus 5G
Nothing Phone (3a)
Realme 12 Plus 5G

Compared 2 smartphones : Nothing Phone (3a) Manufactured in March, 2025, with display 6.77 with chipsetQualcomm Snapdragon 7s Gen 3, vs Realme 12 Plus 5G, Manufactured in March, 2024 with chipsetMediaTek Dimensity 7050. 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
  • Newer Bluetooth version: 5.4 vs 5.2
Reasons to choose Realme 12 Plus 5G
  • Higher pixel density: 395ppi
  • Lighter design: 190g vs 201g
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 6/256 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Nothing Phone (3a) and Realme 12 Plus 5G
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
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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
Realme 12 Plus 5G

Display

Display quality comparison
Type AMOLED OLED
Size 6.77 in 6.7 in
Resolution 1080x2392 pixels 1080x2400 pixels
Aspect ratio n/a 20:9
Pixel density 387 ppi 395 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1300 nits 2000 nits
HDR support Yes HDR10+ Yes HDR10+
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 88 % 88.1 %
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
Realme 12 Plus 5G
1147 nits

Design & Build

Design and ergonomics comparison
Height 163.52 mm (6.44 in) 162.95 mm (6.42 in)
Width 77.5 mm (3.05 in) 75.45 mm (2.97 in)
Thickness 8.35 mm (0.33 in) 7.87 mm (0.31 in)
Weight 201 g (7.09 oz) 190 g (6.7 oz)
Water resistance IP64 IP54
Cooling system Vapor chamber n/a
Back panel n/a Eco Leather
Frame n/a Plastic
Colors - White
- Black
- Blue		 - Green
- Yellow
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Nothing Phone (3a)
88 %
Realme 12 Plus 5G
88.1 %

Performance

Testing Nothing Phone (3a) and Realme 12 Plus 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 3 MediaTek Dimensity 7050
Max Frequency 2500 MHz 2600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.5 (Kryo Prime (Cortex-A720))		 - 6/2 (Cortex-A55)
- 2/2.6 (Cortex-A78)
Process TSMC TSMC
Transistor Size 4 nm 6 nm
Neural Processor Yes MediaTek APU 550
Graphics Adreno 810 Mali-G68 MP4
GPU Cores 256 256
GPU Frequency 1050 MHz 800 MHz
FLOPS 537.6 GFLOPS 686 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Nothing Phone (3a)
1178
Realme 12 Plus 5G
958
Geekbench 6 (Multi-Core)
Nothing Phone (3a)
3214
Realme 12 Plus 5G
2353
Geekbench 6 (Single-Core)1178958
Geekbench 6 (Multi-Core)32142353
Geekbench Compute (GPU)44352385
Sources: Geekbench v6 [Nothing Phone (3a)], [Realme 12 Plus 5G]
AnTuTu 10
AnTuTu 10
Nothing Phone (3a)
708353
Realme 12 Plus 5G
603049
CPU215621177229
GPU197715115252
Memory145649151753
UX149368158815
NanoReview Score708353603049

Memory

RAM
RAM Size - 8 GB
- 12 GB		 - 8 GB
- 12 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		- 128 GB
- 256 GB
- 512 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 14
UI Skin Nothing OS 3.1 Realme UI 5.0

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 50 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (61% in 30 min) Yes (73% in 30 min)
Full Charge Time 1:06 h 0:47 h
Battery Life Test
Battery Life
Nothing Phone (3a)
25:03
Realme 12 Plus 5G
22:18
Web Browsing08:06 h09:21 h
Video Playback16:25 h12:58 h
Games05:49 h05:51 h
Standby Mode131 h106 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 2x Digital
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (720p)
Wide-angle lens 120 ° 112 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.9
Focal length24 mm26 mm
SensorSony LYT-600Sony LYT-600
Sensor size1/1.561/1.95
Pixel size1 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MPn/a
Aperturef/2.6n/a
Focal length50 mmn/a
Sensor size1/2.74n/a
Pixel size0.64 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix8 MP8 MP
Aperturef/2.2f/2.2
Focal length15 mm16 mm
SensorSony IMX355Sony IMX355
Sensor size1/4.01/4.0
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 16 MP
Photo resolution n/a 4920x3264 pixels
Aperture f/2.2 f/2.5
Focal length 22 mm 24 mm
Sensor CMOS CMOS
Sensor size 1/3.44 1/3.0
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (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 Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.2
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 Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
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/B5/B8/B28)
LTE categoryn/a18
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No Yes
FM Radio No No

Other

Class Mid-range Mid-range
Announced March, 2025 yr February, 2024 yr
Release Date March, 2025 yr March, 2024 yr
Launch Price ($) 329 255
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 67 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

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