Xiaomi Mi 9T vs Xiaomi Redmi 15 4G: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Xiaomi Mi 9T vs Xiaomi Redmi 15 4G. The complete information of specifications to decide which to buy.

Compare
Xiaomi Mi 9TXiaomi Mi 9TGlobal · 6GB · 64GB
Xiaomi Redmi 15 4GXiaomi Redmi 15 4GGlobal · 6GB · 128GB
Technical data sheets

Basics
Xiaomi Mi 9T
Xiaomi Mi 9T
Global · 6GB · 64GB
View datasheet
vs
Xiaomi Redmi 15 4G
Xiaomi Redmi 15 4G
Global · 6GB · 128GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available 7.0 Ki Cost-effective
Score
Design and Screen score --Design & Materials 6.0Design & Materials
Performance and Hardware score --Performance & Hardware 6.6Performance & Hardware
Camera score --Camera 5.6Camera
Connectivity score -- Connectivity 6.0 Connectivity
Battery score --Battery 8.2 Battery

User reviews
User score
9.3
383 reviews
8.4
8 reviews

Technical specifications of the Xiaomi Mi 9T vs Xiaomi Redmi 15 4G

Specs Xiaomi Mi 9T price comparison Xiaomi Mi 9T
Global · 6GB · 64GB 		Xiaomi Redmi 15 4G price comparison Xiaomi Redmi 15 4G
Global · 6GB · 128GB
Inches 6.39" 6.9"
Resolution FHD+ FHD+
Usable surface 86% useful 83% useful
Aspect Ratio 19.5:9 20:9
Dimensions 74.3 mm
156.7 mm
8.8 mm 		82.1 mm
171.1 mm
8.0 mm
Weight 191 g 224 g
Micro SnapD. 730
Octa-Core 		SnapD. 685
Octa-Core
RAM 6 GB RAM 6 GB RAM
Storage 64 GB 128 GB
AnTuTu 320.983
v9 		338.000
v10
Battery 4000 mAh 7000 mAh
Main Camera 1
48 Mpx · ƒ/1.75
IMX582 Exmor RS
2 3 		1
50 Mpx · ƒ/1.8

2 3
Selfie Camera SELF 20 Mpx · ƒ/2.2 SELF 8 Mpx · ƒ/2.0
Bands
OS Android 11 Red Velvet Cake Android 16

Brand
Brand Xiaomi Xiaomi
Aliases Redmi K20, Xiaomi Redmi K20, Xiaomi Mi9T, M1903F10G --

Release Date
Release date June 2019,
7 years ago 		August 2025,
1 year ago
State Not available On Sale
Market Global Global

Design & Materials

Structure

Xiaomi Mi 9T
Xiaomi Redmi 15 4G
Xiaomi Mi 9T
Xiaomi Redmi 15 4G
Size
74.3 mm • 156.7 mm • 8.8 mm
See more details
 Print 3D Model
82.1 mm • 171.1 mm • 8.0 mm
See more details
 Print 3D Model
Weight 191 g 224 g
Usable surface 86 % 83 %
Materials Glass, Metal Plastic
Resistance - IP64
Colors
Black
Blue
Red
Black
Blue
Silver
Gray
Violet

Screen
Diagonal 6.39" 6.9"
Type AMOLED • Samsung LCD IPS
Aspect Ratio 19.5:9 20:9
Resolution FHD+
1080 x 2340 px 		FHD+
1080 x 2340 px
Density 403 Pixels per inch 374 Pixels per inch

Others

Others
  • Without Notch
  • Brightnes 600 cd/m² (typ)
  • 60000:1 contrast ratio
  • Always-On Display
  • HDR
  • 103% NTSC
  • LED Notifications
  • Scratch resistant
  • 2.5D curved glass screen
  • Corning Gorilla Glass 5
  • Capacitive
  • Multi-touch
  • Frameless
  • Hole-punch Notch
  • TUV Rheinland Low Blue Light
  • TÜV Rheinland Flicker-free Certified
  • Refresh rate 144 Hz
  • Brightnes 700 cd/m² (typ)
  • TÜV Rheinland Eye Comfort Certification
  • DCI-P3
  • Scratch resistant
  • Capacitive
  • Multi-touch
  • Frameless

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
7.9
8.1
Do you think it's a nice phone?
9.6
8.1
Is it comfortable?
9.2
7.9
Can you see it well in the sunlight?
9.0
8.4
Number of reviews
383 reviews
8 reviews

Performance & Hardware

Processor
Model Qualcomm Snapdragon 730 Qualcomm Snapdragon 685 (SM6225)
CPU 2x Kryo 470 2.2 GHz + 6x Kryo 470 1.8 GHz 4x2.8 GHz Cortex-A73 + 4x1.9GHz Cortex-A53
Type Octa-Core Octa-Core
Manufacturing 8 nm 6 nm
64 Bits Yes Yes

Graphics
GPU QUalcomm Adreno 618 Adreno 610

RAM
RAM 6 GB 6 GB
Type LPDDR4X RAM LPDDR4X RAM

Antutu
Score
320.983
Antutu v9
Overall performance better than 17% of devices
See more details
338.000
Antutu v10
Overall performance better than 63% of devices
See more details

Storage
Capacity 64 GB 128 GB
Type UFS Storage 2.1 UFS Storage 2.2
SD Slot No Yes ,
Slot for SD or second SIM card

Security
Fingerprint Yes, in screen Yes, on the side

Sensors
Sensors
  • Fingerprint
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Ultrasonic proximity virtual
  • Fingerprint
  • Light sensor
  • Accelerometer
  • Gyroscope
  • Ultrasonic proximity virtual

Audio

Audio
  • Hi-Res Audio
  • Dolby Atmos

Others
Notifications LED LED Notifications --
Cooling system No Yes
Gaming buttons No No

User reviews

Does it have good sound?
8.7
8.1
Does it work smoothly in everyday use?
9.4
8.3
What's your experience been with demanding games?
8.8
7.5
Number of reviews
383 reviews
8 reviews

Camera

Main
No. of cameras Triple rear camera Triple rear camera
1
Camera type

Standard

Standard
Resolution 48 Mpx 50 Mpx
Aperture ƒ/ 1.75 ƒ/ 1.8
Optical zoom -- --
View angle -- --
Sensor Sony IMX582 Exmor RS Unknown
Type CMOS ISOCELL
ISO 100 - 3200 --
Pixel size 0.60 µm --
Pixel Binning 1-4 (2x2) --
Sensor size 1/2.96" --
2
Camera type

Telephoto lens

Portrait mode (depth)
Resolution
8 Mpx
2 Mpx
Aperture
ƒ/ 2.4
ƒ/ 2.4
Optical zoom
--
--
View angle
--
--
Sensor
Omnivision OV8865
Unknown
Type
CMOS BSI 2
CMOS
Pixel size
1.40 µm
--
Pixel Binning
--
--
Sensor size
1/3.2"
--
3
Camera type

Wide Angle lens

Standard
Resolution
13 Mpx
0.3 Mpx
Aperture
ƒ/ 2.4
Unknow
Optical zoom
--
--
View angle
--
--
Sensor
Samsung S5K3L6
Unknown
Type
ISOCELL
CMOS
Pixel size
1.12 µm
--
Pixel Binning
--
--
Sensor size
1/3.1"
--

Features
Flash Dual LED LED
Optical Stabilisation No No
Slow Motion Video Yes,
960 fps 		Yes,
60 fps
Others
  • 4K Video
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Manual focus
  • Retractable front camera
  • Continuous shooting
  • Geotagging
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • RAW
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie
SELF
Camera type

Dedicated

Dedicated
Resolution 20 Mpx 8 Mpx
Aperture ƒ/ 2.2 ƒ/ 2.0
Optical zoom -- --
View angle -- --
Sensor Samsung S5K3T2 Unknown
Type ISOCELL CMOS
Pixel size 0.80 µm --
Pixel Binning 1-4 (2x2) --
Sensor size 1/3.4" --
Others
--
--

DxOMark Score
DxOMark Score -- --

User reviews

Quality of daytime photos
9.3
7.0
Quality of nighttime photos
8.1
6.6
Quality of selfies
8.7
6.3
Does it have a powerful flash?
8.7
7.4
Number of reviews
383 reviews
8 reviews

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi
Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi MiMO
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display

Bluetooth
Version Bluetooth 5.0 LE Low energy consumption Bluetooth 5.1 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • APT-x
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • APT-x
  • LDAC
  • SBC
  • AAC

Navigation
Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo

USB
USB
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • USB Host 2.0

SAR
European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

 1.341 W/Kg on head
1.511 W/Kg on body 		--
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

 1.190 W/Kg on head
1.180 W/Kg on body 		--

Others
Others
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • DLNA
  • VoLTE
  • NFC
  • Computer sync
  • Infrared
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
9.4
9.1
Quality of the GPS
9.2
7.9
And the WiFi?
9.4
8.5
Number of reviews
383 reviews
8 reviews

Battery

Battery
Capacity
4000 mAh
See more details
7000 mAh
See more details
Type Li-Polymer Li-Polymer
Fast charge Yes,
27.0W 		Yes,
33.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 1%
    Less than half day
  • 8%
    Less than a day
  • 27%
    One day
  • 53%
    More than one day
  • 11%
    Two days or more
  • 0%
    Less than half day
  • 0%
    Less than a day
  • 0%
    One day
  • 63%
    More than one day
  • 38%
    Two days or more
Number of reviews
383 reviews
8 reviews

Software

Software
Operating System
  • MIUI V12 (Android 11)
    Android 11 Red Velvet Cake, 5 years ago
  • HyperOS 3.X (Android 16)
    Android 16 , 1 year ago
Google Services With Google Mobile Services With Google Mobile Services

User reviews

Did it come with preinstalled applications?
  • 5%
    It comes with a clean operating system
  • 82%
    It has preinstalled apps but they don't bother me
  • 13%
    It has preinstalled apps that I can't uninstall
  • 0%
    It comes with a clean operating system
  • 100%
    It has preinstalled apps but they don't bother me
  • 0%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 2%
    Never
  • 5%
    Once a year
  • 39%
    Every six months
  • 54%
    Every two months or less
  • 0%
    Never
  • 0%
    Once a year
  • 43%
    Every six months
  • 57%
    Every two months or less
Number of reviews
383 reviews
8 reviews
Prices
Prices unavailable
From $ 152 --

Others

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