Home Phone comparison Xiaomi Redmi 8 and Xiaomi Redmi Note 15 4G - Which is better?

Xiaomi Redmi 8 vs Xiaomi Redmi Note 15 4G

38 out 100
Xiaomi Redmi 8
VS
64 out 100
Xiaomi Redmi Note 15 4G
Xiaomi Redmi 8
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Xiaomi Redmi 8 Manufactured in October, 2019, with display 6.22 with chipsetQualcomm Snapdragon 439, vs Xiaomi Redmi Note 15 4G, Manufactured in December, 2025with 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 Xiaomi Redmi 8
  • Infrared port
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Higher pixel density: 388ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 183.7g vs 188g
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Newer Bluetooth version: 5.3 vs 4.2

Versions

Available versions and configurations
Memory Options - 3/32 GB
- 4/64 GB		 - 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Xiaomi Redmi 8 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:
Xiaomi Redmi 8
vs
Redmi Note 15 4G

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.22 in 6.77 in
Resolution 720x1520 pixels 1080x2340 pixels
Aspect ratio 19:9 n/a
Pixel density 270 ppi 388 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 400 nits n/a
HDR support No No
Screen-to-body ratio 81.8 % 89.7 %
Features n/a DCI-P3
Display test
Peak brightness (auto)
Xiaomi Redmi 8
512 nits
Xiaomi Redmi Note 15 4G
n/a
sRGB gamut95.7 %n/a
Response time55.2 msn/a
Contrast2308:1n/a
Sources: NotebookCheck [Xiaomi Redmi 8]

Design & Build

Design and ergonomics comparison
Height 156.5 mm (6.16 in) 164 mm (6.46 in)
Width 75.4 mm (2.97 in) 75.4 mm (2.97 in)
Thickness 9.4 mm (0.37 in) 7.4 mm (0.29 in)
Weight 188 g (6.63 oz) 183.7 g (6.48 oz)
Water resistance Yes IP64
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Red		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes rear Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi 8
81.8 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Xiaomi Redmi 8 and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 439 MediaTek Helio G100 Ultra
Max Frequency 2000 MHz 2200 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.45 (Cortex-A53)
- 4/2 (Cortex-A53)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process Samsung TSMC
Transistor Size 12 nm 6 nm
Neural Processor Hexagon 536 Yes
Graphics Adreno 505 Mali-G57 MP2
GPU Cores 48 64
GPU Frequency 450 MHz 1000 MHz
FLOPS 43.2 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi 8
476
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Xiaomi Redmi 8
1521
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)476730
Geekbench 6 (Multi-Core)15212025
AnTuTu 10
AnTuTu 10
Xiaomi Redmi 8
151070
Xiaomi Redmi Note 15 4G
437184
CPU55305132724
GPU1530672238
Memory50584109980
UX29875122242
NanoReview Score151070437184

Memory

RAM
RAM Size - 3 GB
- 4 GB		 6 GB
Memory Type LPDDR3 LPDDR4X
Memory Frequency 933 MHz 2133 MHz
Channels 1 2
Storage
Storage Capacity- 32 GB
- 64 GB		128 GB
Storage TypeeMMC 5.1UFS 2.2
Memory CardMicroSDNo

Software

OS Android 9.0 (Upgradeable to Android 10) Android 15
OS Size 15 GB n/a
UI Skin MIUI 12.5 HyperOS 2.0

Battery

Volume 5000 mAh 6000 mAh
Max Charging Power 18 W 33 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes Quick Charge 3.0 (50% in 85 min) Yes
Full Charge Time 3:20 h n/a
Battery Life Test
Battery Life
Xiaomi Redmi 8
20:29
Xiaomi Redmi Note 15 4G
n/a
Web Browsing08:09 hn/a
Video Playback10:10 hn/a
Games04:49 hn/a
Standby Mode110 hn/a

Main camera

Matrix 12 MP 108 MP
Photo resolution 4000x3000 pixels n/a
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
Slow Motion 120 fps (720p) n/a
Wide-angle lens 113 ° n/a
Lenses count Standard: 12 MP
Depth: 2 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix12 MP108 MP
Aperturef/1.8f/1.7
Focal lengthn/a24 mm
SensorSony IMX363n/a
Sensor size1/2.551/1.67 (0.6)
Pixel size1.4 μm0.64 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationDigitalDigital

Front camera

Matrix 8 MP 20 MP
Photo resolution 3648x2190 pixels n/a
Aperture f/2.0 f/2.2
Sensor CMOS Omnivision OV02F
Sensor size 1/4.0 1/5 (0.2)
Pixel size 1.12 μm 1.75 μm
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 4 (802.11 a/b/g/n) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 4.2 5.3
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- USB-Host mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou		 - 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 / 1800 / 1900 - SIM 1 & SIM 2n/a
3G BandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100n/a
LTE Bands*LTE (B1/B2/B3/B4(1700/B5/B7/B8/B20/B38/B40/B2100))n/a
LTE category4n/a
5G SupportNoNo

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes Yes
Dolby Atmos No n/a
Speaker Test
Max Volume
Xiaomi Redmi 8
88.6 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Budget Mid-range
Announced October, 2019 yr December, 2025 yr
Release Date October, 2019 yr December, 2025 yr
Launch Price ($) 140 n/a
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 15 4G the clear winner in this comparison.

Survey

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

User comments

Share your opinion or ask questions below