Home Phone comparison Xiaomi Redmi Note 7 and Xiaomi Redmi Note 15 4G - Which is better?

Xiaomi Redmi Note 7 vs Xiaomi Redmi Note 15 4G

40 out 100
Xiaomi Redmi Note 7
VS
64 out 100
Xiaomi Redmi Note 15 4G
Xiaomi Redmi Note 7
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Xiaomi Redmi Note 7 Manufactured in January, 2019, with display 6.3 with chipsetQualcomm Snapdragon 660, 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 Xiaomi Redmi Note 7
  • Higher pixel density: 409ppi
  • Infrared port
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Higher refresh rate: 120Hz
  • Lighter design: 183.7g vs 186g
  • Higher battery capacity: 6000mAh vs 4000mAh
  • Newer Bluetooth version: 5.3 vs 5

Versions

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

Review

Key Specs Xiaomi Redmi Note 7 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 Note 7
vs
Redmi Note 15 4G

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.3 in 6.77 in
Resolution 1080x2340 pixels 1080x2340 pixels
Aspect ratio 19.5:9 n/a
Pixel density 409 ppi 388 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 550 nits n/a
HDR support No No
Screen-to-body ratio 81.4 % 89.7 %
Features n/a DCI-P3
Display test
Peak brightness (auto)
Xiaomi Redmi Note 7
535 nits
Xiaomi Redmi Note 15 4G
n/a
sRGB gamut99.3 %n/a
PWM (Flicker)2336 Hzn/a
Response time43.2 msn/a
Contrast1639:1n/a
Sources: NotebookCheck [Xiaomi Redmi Note 7]

Design & Build

Design and ergonomics comparison
Height 159.2 mm (6.27 in) 164 mm (6.46 in)
Width 75.2 mm (2.96 in) 75.4 mm (2.97 in)
Thickness 8.1 mm (0.32 in) 7.4 mm (0.29 in)
Weight 186 g (6.56 oz) 183.7 g (6.48 oz)
Water resistance No IP64
Back panel Glass Plastic
Frame Plastic Plastic
Colors - Black
- Blue		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes rear Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi Note 7
81.4 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Xiaomi Redmi Note 7 and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 660 MediaTek Helio G100 Ultra
Max Frequency 2200 MHz 2200 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.84 (Kryo 260 Silver (Cortex-A53))
- 4/2.2 (Kryo 260 Gold (Cortex-A73))		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process Samsung TSMC
Transistor Size 14 nm 6 nm
Neural Processor Hexagon 680 Yes
Graphics Adreno 512 Mali-G57 MP2
GPU Cores 128 64
GPU Frequency 850 MHz 1000 MHz
FLOPS 217.6 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 7
518
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 7
1562
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)518730
Geekbench 6 (Multi-Core)15622025
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 7
251675
Xiaomi Redmi Note 15 4G
437184
CPU90916132724
GPU3805472238
Memory55264109980
UX67441122242
NanoReview Score251675437184
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 7
373
Xiaomi Redmi Note 15 4G
n/a
Max Surface Temp.37.6 °Cn/a
Stability96 %n/a
Graphics Test2 fpsn/a
Graphics Score373n/a
Sources: 3DMark [Xiaomi Redmi Note 7]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 7
6255
Xiaomi Redmi Note 15 4G
n/a
Writing score6439n/a
Web score5258n/a
Video editing5275n/a
Data manipulation5354n/a
NanoReview Score6255n/a

Memory

RAM
RAM Size - 3 GB
- 4 GB		 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 32 GB
- 64 GB
- 128 GB		128 GB
Storage TypeeMMC 5.1UFS 2.2
Memory CardMicroSDNo

Software

OS Android 9 (Upgradeable to Android 10) Android 15
OS Size 13 GB n/a
UI Skin MIUI 12.5 HyperOS 2.0

Battery

Volume 4000 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 4 (60% in 50 min) Yes
Full Charge Time 1:50 h n/a
Battery Life Test
Battery Life
Xiaomi Redmi Note 7
20:52
Xiaomi Redmi Note 15 4G
n/a
Web Browsing07:45 hn/a
Video Playback11:59 hn/a
Games04:43 hn/a
Standby Mode110 hn/a

Main camera

Matrix 48 MP 108 MP
Photo resolution 8000x6000 pixels n/a
Zoom Digital Digital
Flash Dual LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 120 fps (1080p) n/a
Lenses count Standard: 48 MP
Depth: 5 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP108 MP
Aperturef/1.8f/1.7
Focal lengthn/a24 mm
SensorSamsung S5KGM1n/a
Sensor size1/21/1.67 (0.6)
Pixel size0.8 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 13 MP 20 MP
Photo resolution 4160x3120 pixels n/a
Aperture f/2.2 f/2.2
Sensor Omnivision OV13855 Omnivision OV02F
Sensor size 1/3.1 1/5 (0.2)
Pixel size 1.12 μm 1.75 μm
Autofocus No No
Stabilization No 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 5 (802.11 a/b/g/n/ac) 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 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
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - 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 SlotYesNo
2G BandsGSM 850, GSM 900, GSM 1800, GSM 1900n/a
3G BandsHSDPA 900, HSDPA 2100n/a
LTE Bands*LTE (B850/B1800/B2100/B2300/B2500)n/a
LTE category13n/a
5G Supportn/aNo

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 Note 7
87.6 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Mid-range Mid-range
Announced January, 2019 yr December, 2025 yr
Release Date January, 2019 yr December, 2025 yr
Launch Price ($) 190 n/a
Sensors - Proximity Sensor
- Gyroscope
- 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.

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