Xiaomi Redmi Note 9 vs Note 15 5G

Here we compared two mid-range smartphones: the 6.53-inch Xiaomi Redmi Note 9 (with MediaTek Helio G85) that was released on April 30, 2020, against the Xiaomi Redmi Note 15 5G, which is powered by Qualcomm Snapdragon 6 Gen 3 and came out 5 years and 8 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

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Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi Note 9
  • Includes a 3.5 mm headphone audio jack port
Reasons to consider the Xiaomi Redmi Note 15 5G
  • Water-resistant body (IP66 classification)
  • Delivers 607% higher peak brightness (3323 against 470 nits)
  • 2.4x better performance in AnTuTu Benchmark (830K versus 346K)
  • Higher display refresh rate – 120 Hz
  • Shows 7% longer battery life (26:08 vs 24:19 hours)
  • Newer Bluetooth version (v5.1)
  • Optical image stabilization
  • Supports higher wattage charging (45W versus 18W)
  • More recent OS version: Android 15 versus 12
  • The phone is 5 years and 8 months newer
  • More energy-efficient CPU – Snapdragon 6 Gen 3
  • Has 2x more RAM: 6GB versus 3GB
  • Ability to record video in 4K resolution

Review

Evaluation of Xiaomi Redmi Note 9 and Note 15 5G crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
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Value for money (Beta)

Should I update?
No 94% Yes
Yes, this is a clear and meaningful upgrade.
Updating from Xiaomi Redmi Note 9 to Xiaomi Redmi Note 15 5G is a clear step forward, and the improvements should be easy to notice.
Main improvements: display, camera, and performance.

Tests and specifications

Comparison table of technical specifications and tests

Display

Type IPS LCD AMOLED
Size 6.53 inches 6.77 inches
Resolution 1080 x 2340 pixels 1080 x 2392 pixels
Aspect ratio 19.5:9 19.93:9
PPI 395 ppi 388 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (30-120 Hz)
Max rated brightness 450 nits 800 nits
Max rated brightness in HDR - 3200 nits
HDR support No Yes, HDR10+
Touch sampling rate - 240 Hz
Screen protection Corning Gorilla Glass 5 Tempered glass
Screen-to-body ratio 83.5% 89.7%
Display features - - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 97.7% -
PWM Not detected -
Response time 32.2 ms -
Contrast 4608:1 -
Peak brightness test (auto)
470 nits
3323 nits
Sources: NotebookCheck [3]

Design and build

Height 162.3 mm (6.39 inches) 164 mm (6.46 inches)
Width 77.2 mm (3.04 inches) 75.42 mm (2.97 inches)
Thickness 8.9 mm (0.35 inches) 7.35 mm (0.29 inches)
Weight 199 g (7.02 oz) 178 g (6.28 oz)
Waterproof No IP66
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors White, Gray, Green Black, Blue, Purple
Fingerprint scanner Yes, rear Yes, in-display
Repairability - Average (2.63/5)
Drop resistance - Excellent (A) · 270 drops
Screen-to-body ratio
83.5%
89.7%

Performance

Chipset specifications of Xiaomi Redmi Note 9 and Xiaomi Redmi Note 15 5G
SoC
Chipset MediaTek Helio G85 Qualcomm Snapdragon 6 Gen 3
Max clock 2000 MHz 2400 MHz
CPU cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
- 4 cores at 1.8 GHz: Cortex-A55
- 4 cores at 2.4 GHz: Cortex-A78
Manufacturing TSMC Samsung
Lithography process 12 nanometers 4 nanometers
Neural processor (NPU) Yes Hexagon
GPU
Graphics Mali-G52 MP2 Adreno 710
GPU shading units 48 256
GPU clock 1000 MHz 1010 MHz
FLOPS ~96 GFLOPS ~517.1 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi Redmi Note 9 and Xiaomi Redmi Note 15 5G
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Compute Score (GPU)
Compute Score (GPU) - 3347
Single-core score 516 991
Multi-core score 1562 2972
Sources: Geekbench [3]
AnTuTu Benchmark 11
346495
830765
CPU 155097 288209
GPU 28220 132172
Memory 78693 174635
UX 84485 235749
Total score 346495 830765
Samples [2 tests] [21 tests]

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi Redmi Note 9
DateBenchmarkResult
📘 2026-07-03 (viko)AnTuTu 11338364
📘 2025-11-08 (Ryuu)AnTuTu 11346495
Xiaomi Redmi Note 15 5G
DateBenchmarkResult
📘 2026-10-01 (bagassetiawan)Geekbench 7 CPU852 / 3007
📘 2026-09-25 (Florian)AnTuTu 12868661
📘 2026-09-24 (bagassetiawan)Geekbench 6 CPU1013 / 2993
📘 2026-09-22 (Caleum Mark)AnTuTu 12905875
📘 2026-09-16 (iQOO 🍊)AnTuTu 11840938

Memory

RAM
RAM size 3 GB 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1800 MHz 2133 MHz
Channels 2 2
Storage
Storage size 64 GB 128 GB
Storage type eMMC 5.1 UFS 2.2
Memory card MicroSD MicroSD
Memory card max size Up to 512 GB Up to 1024 GB

Software

Operating system Android 10 (Can be upgraded to Android 12) Android 15
ROM MIUI 13 HyperOS 2.0
OS size 16.5 GB -
OS updates - 5 years

Battery

Capacity 5020 mAh 5520 mAh
Max charge power 18 W 45 W
Battery type Li-Po Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging No No
Reverse charging Yes Yes
Bypass charging - No
Fast charging Yes (50% in 40 min) Yes (55% in 30 min)
Full charging time 1:30 hr 1:07 hr
Battery cycles - 1000 cycles
Battery life tests
Web browsing 09:31 hr 10:37 hr
Watching video 14:21 hr 18:35 hr
Gaming 05:45 hr 05:50 hr
Standby 121 hr 112 hr
General battery life
24:19 hr
26:08 hr

Main camera

Matrix 48 megapixels 108 megapixels
Image resolution 8000 x 6000 12000 x 9000
Zoom Digital Digital
Flash LED LED
Stabilization Digital Optical
8K video recording No No
4K video recording No Up to 30FPS
1080p video recording Up to 30FPS Up to 30FPS
Slow motion 120 FPS (720p) -
Angle of widest lens 118° -
Lenses 1) Standard: 48 MP
2) Ultrawide: 8 MP
3) Macro: 2 MP
4) Depth: 2 MP
1) Standard: 108 MP
2) Ultrawide: 8 MP
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Standard lens
Image resolution 48 MP 108 MP
Aperture f/1.8 f/1.7
Focal length 26 mm 24 mm
Sensor Samsung S5KGM1 Samsung ISOCELL S5KHM9
Sensor size 1/2.0" (≈ 0.5 inch) 1/1.67" (≈ 0.6 inch)
Pixel size 0.8 micron 0.64 micron
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Optical
Ultra-wide lens
Image resolution 8 MP 8 MP
Aperture f/2.2 f/2.2
Focal length - 16 mm
Sensor - OmniVision OV08F10
Sensor size 1/4.0" (≈ 0.25 inch) 1/4.0" (≈ 0.25 inch)
Pixel size 1.12 micron 1 micron
Stabilization Digital Digital
Macro lens
Image resolution 2 MP -
Aperture f/2.4 -
Pixel size 1.75 micron -
Stabilization Digital -

Selfie camera

Megapixels 13 megapixels 20 megapixels
Image resolution 4128 x 3096 5184 x 3888
Aperture f/2.3 f/2.2
Focal length 29 mm 21 mm
Sensor CMOS OmniVision OV20B
Sensor size 1/3.1" (≈ 0.32 inch) 1/4.0" (≈ 0.25 inch)
Pixel size 1.12 micron 0.7 micron
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard 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 5.1
Bluetooth features LE, HID, 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 - No
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Depends on the region
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 7 -
5G support No Yes

Sound

Speakers Mono Stereo
Headphone audio jack Yes No
FM radio Yes Yes
Dolby Atmos No Yes
Speakers test
Max loudness

Other

Category Mid-range Mid-range
Announced April 2020 December 2025
Release date June 2020 December 2025
Launch price (MSRP) $199 $199
Successor - Xiaomi Redmi Note 15 5G -
SAR (head) 0.8 W/kg -
SAR (body) 1.14 W/kg -
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger - Not included
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi Redmi Note 15 5G is definitely a better buy.

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Total votes: 3

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