Home Phone comparison Nothing Phone (3a) Pro and Xiaomi Redmi Note 15 Pro Plus 5G - Which is better?

Nothing Phone (3a) Pro vs Xiaomi Redmi Note 15 Pro Plus 5G

70 out 100
Nothing Phone (3a) Pro
VS
74 out 100
Xiaomi Redmi Note 15 Pro Plus 5G
Nothing Phone (3a) Pro
Xiaomi Redmi Note 15 Pro Plus 5G

Compared 2 smartphones : Nothing Phone (3a) Pro Manufactured in March, 2025, with display 6.77 with chipsetQualcomm Snapdragon 7s Gen 3, vs Xiaomi Redmi Note 15 Pro Plus 5G, Manufactured in August, 2025with chipsetQualcomm Snapdragon 7s Gen 4. 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) Pro
  • Built-in eSIM
Reasons to choose Xiaomi Redmi Note 15 Pro Plus 5G
  • Larger display: 6.83in
  • Higher pixel density: 443ppi
  • Higher battery capacity: 7000mAh 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
- 16/1024 GB

Review

Key Specs Nothing Phone (3a) Pro and Xiaomi Redmi Note 15 Pro 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
Adjust each parameter’s importance to find the best match for you.
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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) Pro
vs
Redmi Note 15 Pro Plus 5G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.77 in 6.83 in
Resolution 1080x2392 pixels 1220x2772 pixels
Pixel density 387 ppi 443 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max brightness 1300 nits n/a
HDR support Yes HDR10+ Yes, Dolby Vision
Screen-to-body ratio 88 % 86.8 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Nothing Phone (3a) Pro
1300 nits
Xiaomi Redmi Note 15 Pro Plus 5G
n/a

Design & Build

Design and ergonomics comparison
Height 163.52 mm (6.44 in) 163.3 mm (6.43 in)
Width 77.5 mm (3.05 in) 78.3 mm (3.08 in)
Thickness 8.39 mm (0.33 in) 7.9 mm (0.31 in)
Weight 211 g (7.44 oz) 211 g (7.44 oz)
Water resistance IP64 IP69
Cooling system Vapor chamber n/a
Frame n/a Plastic
Colors - Black
- Gray		 - White
- Black
- Blue
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Nothing Phone (3a) Pro
88 %
Xiaomi Redmi Note 15 Pro Plus 5G
86.8 %

Performance

Testing Nothing Phone (3a) Pro and Xiaomi Redmi Note 15 Pro Plus 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 3 Qualcomm Snapdragon 7s Gen 4
Max Frequency 2500 MHz 2700 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))		 - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.7 (Kryo Prime (Cortex-A720))
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor Yes Yes
Graphics Adreno 810 Adreno 810
GPU Cores 256 256
GPU Frequency 1050 MHz n/a
FLOPS 537.6 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Nothing Phone (3a) Pro
1182
Xiaomi Redmi Note 15 Pro Plus 5G
1245
Geekbench 6 (Multi-Core)
Nothing Phone (3a) Pro
3357
Xiaomi Redmi Note 15 Pro Plus 5G
3271
Geekbench 6 (Single-Core)11821245
Geekbench 6 (Multi-Core)33573271
Geekbench Compute (GPU)44593612
Sources: Geekbench v6 [Nothing Phone (3a) Pro], [Xiaomi Redmi Note 15 Pro Plus 5G]
AnTuTu 10
AnTuTu 10
Nothing Phone (3a) Pro
750673
Xiaomi Redmi Note 15 Pro Plus 5G
849756
CPU273000253323
GPU192089236053
Memory135075175783
UX150509184597
NanoReview Score750673849756

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage Typen/aUFS 2.2
Memory CardNoNo

Software

OS Android 15 Android 15
UI Skin Nothing OS 3.1 HyperOS 2.0

Battery

Volume 5000 mAh 7000 mAh
Max Charging Power 50 W 90 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (60% in 15 min) Yes
Full Charge Time 1:05 h n/a
Battery Life Test
Battery Life
Nothing Phone (3a) Pro
24:09
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Web Browsing08:09 hn/a
Video Playback16:21 hn/a
Games05:48 hn/a
Standby Mode120 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 3x Optical, 2.5x
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
Telephoto: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.6
Focal length24 mmn/a
SensorSony LYT-600n/a
Sensor size1/1.561/2
Pixel size1 μm1 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.6f/2.2
Focal length70 mmn/a
Sensor size1/1.95n/a
Pixel size0.8 μmn/a
StabilizationOpticalDigital
Ultra-wide lens
Matrix8 MP8 MP
Aperturef/2.2n/a
Focal length15 mmn/a
SensorSony IMX355n/a
Sensor size1/4.0n/a
Pixel size1.12 μmn/a
StabilizationDigitalDigital

Front camera

Matrix 50 MP 32 MP
Photo resolution 8192x6144 pixels n/a
Aperture f/2.2 n/a
Focal length 24 mm n/a
Sensor size 1/2.76 n/a
Autofocus n/a No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 1080p (Full HD) 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 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 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 n/a
GPS - GPS
- GLONASS
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *Yesn/a
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900n/a
3G BandsUMTS 1, 2, 4, 5, 6, 8, 19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)n/a
5G SupportYesYes

Sound

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

Other

Class Mid-range Mid-range
Announced March, 2025 yr August, 2025 yr
Release Date March, 2025 yr August, 2025 yr
Launch Price ($) 459 n/a
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, 90 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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