Home Phone comparison Nothing Phone (2a) and Xiaomi Redmi Note 15 5G - Which is better?

Nothing Phone (2a) vs Xiaomi Redmi Note 15 5G

70 out 100
Nothing Phone (2a)
VS
63 out 100
Xiaomi Redmi Note 15 5G
Nothing Phone (2a)
Xiaomi Redmi Note 15 5G

Compared 2 smartphones : Nothing Phone (2a) Manufactured in March, 2024, with display 6.7 with chipsetMediaTek Dimensity 7200 Pro, vs Xiaomi Redmi Note 15 5G, Manufactured in August, 2025 with chipsetQualcomm Snapdragon 6 Gen 3. 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 (2a)
  • Higher pixel density: 394ppi
  • Newer Bluetooth version: 5.3 vs 5.1
Reasons to choose Xiaomi Redmi Note 15 5G
  • Larger display: 6.77in
  • Lighter design: 178g vs 190g
  • Higher battery capacity: 5800mAh vs 5000mAh
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Nothing Phone (2a) and Xiaomi Redmi Note 15 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 (2a)
vs
Redmi Note 15 5G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.7 in 6.77 in
Resolution 1080x2412 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 394 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (30-120 Hz) Yes (60-120 Hz)
Max brightness 700 nits n/a
HDR support Yes HDR10+ No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 87.8 % 89.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 DCI-P3
Display test
Peak brightness (auto)
Nothing Phone (2a)
976 nits
Xiaomi Redmi Note 15 5G
n/a
sRGB gamut99.3 %n/a
PWM (Flicker)90 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Nothing Phone (2a)]

Design & Build

Design and ergonomics comparison
Height 161.7 mm (6.37 in) 165 mm (6.5 in)
Width 76.3 mm (3 in) 75.4 mm (2.97 in)
Thickness 8.6 mm (0.34 in) 7.4 mm (0.29 in)
Weight 190 g (6.7 oz) 178 g (6.28 oz)
Water resistance IP54 IP68
Cooling system Vapor chamber n/a
Back panel Plastic n/a
Frame Plastic Plastic
Colors - White
- Black		 - White
- Black
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Nothing Phone (2a)
87.8 %
Xiaomi Redmi Note 15 5G
89.1 %

Performance

Testing Nothing Phone (2a) and Xiaomi Redmi Note 15 5G In benchmarks
Processor
Chipset MediaTek Dimensity 7200 Pro Qualcomm Snapdragon 6 Gen 3
Max Frequency 2800 MHz 2400 MHz
CPU Cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6/2 (Cortex-A510)
- 2/2.8 (Cortex-A715)		 - 4/1.8 (Cortex-A55)
- 4/2.4 (Cortex-A78)
Process TSMC Samsung
Transistor Size 4 nm 4 nm
Neural Processor MediaTek APU 650 Hexagon
Graphics Mali-G610 MP4 Adreno 710
GPU Cores 256 256
GPU Frequency 1130 MHz 1010 MHz
FLOPS 578.6 GFLOPS 517.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Nothing Phone (2a)
1125
Xiaomi Redmi Note 15 5G
1015
Geekbench 6 (Multi-Core)
Nothing Phone (2a)
2563
Xiaomi Redmi Note 15 5G
2890
Geekbench 6 (Single-Core)11251015
Geekbench 6 (Multi-Core)25632890
Geekbench Compute (GPU)3389n/a
Sources: Geekbench v6 [Nothing Phone (2a)]
AnTuTu 10
AnTuTu 10
Nothing Phone (2a)
718245
Xiaomi Redmi Note 15 5G
608985
CPU227830200717
GPU178934141388
Memory138852118625
UX172629148255
NanoReview Score718245608985

Memory

RAM
RAM Size - 8 GB
- 12 GB		 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardNoNo

Software

OS Android 14 (Upgradeable to Android 15) Android 15
OS Size 21 GB n/a
UI Skin Nothing OS 3.0 HyperOS 2.0

Battery

Volume 5000 mAh 5800 mAh
Max Charging Power 45 W 45 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (59% in 30 min) Yes
Full Charge Time 1:03 h n/a
Battery Life Test
Battery Life
Nothing Phone (2a)
29:55
Xiaomi Redmi Note 15 5G
n/a
Web Browsing11:32 hn/a
Video Playback18:30 hn/a
Games06:26 hn/a
Standby Mode148 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels n/a
Zoom Digital Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 120 fps (1080p) n/a
Wide-angle lens 114 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.8
Focal length24 mmn/a
SensorSamsung ISOCELL GN9n/a
Sensor size1/1.561/2
Pixel size1 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix50 MPn/a
Aperturef/2.2n/a
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 32 MP 8 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.2 f/2.0
Sensor Sony IMX615 n/a
Sensor size 1/2.74 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 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 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5.1
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
- Beidou
- 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 *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900n/a
3G BandsWCDMA 1, 4, 5, 6, 8, 19n/a
LTE Bands*LTE (B1/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B39/B40/B41/B42/B66)n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos No n/a
Speaker Test
Max Volume
Nothing Phone (2a)
88.9 dB
Xiaomi Redmi Note 15 5G
n/a

Other

Class Mid-range Mid-range
Announced March, 2024 yr August, 2025 yr
Release Date March, 2024 yr August, 2025 yr
Launch Price ($) 329 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, 45 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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