Home Phone comparison Realme 15 5G and Xiaomi Redmi Note 15 4G - Which is better?

Realme 15 5G vs Xiaomi Redmi Note 15 4G

70 out 100
Realme 15 5G
VS
64 out 100
Xiaomi Redmi Note 15 4G
Realme 15 5G
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Realme 15 5G Manufactured in July, 2025, with display 6.8 with chipsetMediaTek Dimensity 7300 Plus, vs Xiaomi Redmi Note 15 4G, Manufactured in December, 2025 with chipsetMediaTek Helio G100 Ultra. 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 Realme 15 5G
  • Larger display: 6.8in
  • Higher pixel density: 453ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 6000mAh
  • Newer Bluetooth version: 5.4 vs 5.3
  • Infrared port
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 4G
  • Lighter design: 183.7g vs 187g

Versions

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

Review

Key Specs Realme 15 5G and Xiaomi Redmi Note 15 4G
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:
Realme 15 5G
vs
Redmi Note 15 4G

Display

Display quality comparison
Type OLED AMOLED
Size 6.8 in 6.77 in
Resolution 1280x2800 pixels 1080x2340 pixels
Aspect ratio 19.5:9 n/a
Pixel density 453 ppi 388 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes Yes (60-120 Hz)
Max brightness 1800 nits n/a
HDR support Yes, HDR10+ No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 91.9 % 89.7 %
Features - DCI-P3
- Always-On Display
- DC dimming		 DCI-P3

Design & Build

Design and ergonomics comparison
Height 162.27 mm (6.39 in) 164 mm (6.46 in)
Width 76.16 mm (3 in) 75.4 mm (2.97 in)
Thickness 7.66 mm (0.3 in) 7.4 mm (0.29 in)
Weight 187 g (6.6 oz) 183.7 g (6.48 oz)
Water resistance IP68 IP64
Back panel n/a Plastic
Frame Plastic Plastic
Colors - Silver
- Green
- Purple		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Realme 15 5G
91.9 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Realme 15 5G and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset MediaTek Dimensity 7300 Plus MediaTek Helio G100 Ultra
Max Frequency 2600 MHz 2200 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A55)
- 4/2.5 (Cortex-A78)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 4 nm 6 nm
Neural Processor MediaTek APU 655 Yes
Graphics Mali-G615 MP2 Mali-G57 MP2
GPU Cores 256 64
GPU Frequency 1047 MHz 1000 MHz
FLOPS 536.1 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme 15 5G
1014
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Realme 15 5G
2916
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)1014730
Geekbench 6 (Multi-Core)29162025
Geekbench Compute (GPU)2497n/a
Sources: Geekbench v6 [Realme 15 5G]
AnTuTu 10
AnTuTu 10
Realme 15 5G
728221
Xiaomi Redmi Note 15 4G
437184
CPU212437132724
GPU14903272238
Memory185085109980
UX181667122242
NanoReview Score728221437184

Memory

RAM
RAM Size 8 GB 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity128 GB128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoNo

Software

OS Android 15 Android 15
UI Skin Realme UI 6.0 HyperOS 2.0

Battery

Volume 7000 mAh 6000 mAh
Max Charging Power 80 W 33 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes Yes

Main camera

Matrix 50 MP 108 MP
Photo resolution 8192x6144 pixels n/a
Zoom Digital Digital
Flash Dual 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)
Wide-angle lens 112 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 8 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP108 MP
Aperturef/1.8f/1.7
Focal length24 mm24 mm
SensorSony IMX896n/a
Sensor size1/21/1.67 (0.6)
Pixel sizen/a0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
Focal length16 mmn/a
StabilizationDigitaln/a

Front camera

Matrix 50 MP 20 MP
Photo resolution 8192x6144 pixels n/a
Aperture n/a f/2.2
Sensor CMOS Omnivision OV02F
Sensor size n/a 1/5 (0.2)
Pixel size n/a 1.75 μm
Autofocus n/a No
Stabilization Digital Digital
Video resolution 2160p (4K) 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 5 (802.11 a/b/g/n/ac)
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 5.3
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* No Varies by region
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800MHzn/a
3G BandsWCDMA 1/5/8n/a
LTE Bands*LTE (B1/B3/B5/B8/B40/B41)n/a
5G SupportYesNo

Sound

3.5 mm Jack No No
FM Radio No Yes

Other

Class Mid-range Mid-range
Announced July, 2025 yr December, 2025 yr
Release Date July, 2025 yr December, 2025 yr
MSRP ($) 280 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 Yes, 80 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

Survey

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below