Xiaomi Redmi Note 15 vs Xiaomi Redmi 9i 128GB: Price, Specs & Features Comparison
Launch Date
January 9, 2026 (Official)
September 15, 2020 (Official)
Operating System(OS)
Android v15
Android v10 (Q)
Security Updates
6 Years
-
Bluetooth
Yes, v5.1
Yes, v5.0
Near Field Communication
No
-
Autofocus
Yes
Yes, Phase Detection Autofocus
Flash
Yes, LED Flash
Yes, Screen flash
Video Recording Features
4k @30 fps
Full HD @30 fps
HD @30/120/240 fps
Full HD @30 fps
HD @30 fps
Image Resolution
6150 x 8150 Pixels
4128 x 3096 Pixels
Shooting Modes
Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)
Camera Features
60 x Digital Zoom
Auto Flash
Digital Zoom
Auto Flash
Face detection
Touch to focus
Camera
108 MP + 8 MP
13 MP
Settings
-
Exposure compensation, ISO control
Display Type
AMOLED
IPS LCD
Screen Size
6.77 inches (17.2 cm)
6.53 inches (16.59 cm)
Resolution
1080x2392 px (FHD+)
720x1600 px (HD+)
Peak Brightness
3200 nits
-
Touch Sampling Rate
240 Hz
-
Pixel Density
388 ppi
269 ppi
Screen to Body Ratio (calculated)
89.46 %
81.01 %
Bezel-less Display
Yes with punch-hole display
Yes with waterdrop notch
Screen to Body Ratio (claimed by the brand)
92 %
-
Weight
178 grams
194 grams
Water Resistance
Yes, Splash proof, IP66, IP65, (up to 30 minutes in a depth of 1.5 meter)
Yes, Splash proof
SIM 2
5G bands, 4G bands Expand
4G bands Expand
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot
GPS
Yes with A-GPS, Glonass
Yes with A-GPS, Glonass
SIM Slot(s)
Dual SIM
Dual SIM
SIM Type
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano
Network Support
5G, 4G
5G Not Supported, 4G
SIM 1
5G bands, 4G bands Expand
4G bands Expand
Capacity
5520 mAh
5000 mAh
Battery Type
Silicon Carbon
Li-Polymer
Quick Charging
Yes, 45W Turbo Charging v3.0
-
Reverse Charging
Yes, 18W Reverse Charging
-
Battery Life (PC Mark)
17h 00m
-
Charging Time (20% to 100%)
57m
-
Internal Storage
128 GB / 256 GB
64 GB / 128 GB
Expandable Storage
Yes, Up to 1 GB
Yes, Up to 512 GB
Fingerprint Sensor
Yes
No
Fingerprint Sensor Position
On-screen
-
Fingerprint Sensor Type
Optical
-
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass
Processor
Qualcomm Snapdragon 6 Gen 3 SM6475
MediaTek Helio G25
RAM & Storage
8 GB RAM + 128 GB
8 GB RAM + 256 GB
4 GB RAM + 64 GB
4 GB RAM + 128 GB
Display
6.77", 1080 x 2392 Resolution
6.53", 720 x 1600 Resolution
