Compare Redmi K40 Gaming Edition vs Xiaomi Redmi 9C vs Redmi Note 9 Pro
Connectivity
Ports
USB-C
Micro USB, 3.5mm headphone
USB-C, 3.5mm headphone
Wireless Connectivity
WiFi 6, Bluetooth 5.2
WiFi 4, Bluetooth 5.0
NFC, IR, WiFi 5, Bluetooth 5.0
Construction
Battery | Capacity
5065 mAh
5000 mAh
5020 mAh (typ)
Camera | Front
16MP
5MP 1.12μm large pixels f/2.2 aperture
16MP, 1.0μm, f/2.48 aperture
Camera | Rear | Depth
2MP f/2.4 aperture
2MP, 1/5" sensor size, 1.7μm pixel size, 3P lens, f/2.4 FF
Camera | Rear | Macro
2MP, f/2.4
2MP f/2.4 aperture
2MP, AF (2cm-10cm), 1.75μm pixel size, f/2.4 aperture
Camera | Rear | Ultra-Wide
8MP, f/2.2
8MP, FOV 119°, f/2.2, 1/4” sensor size, 1.12μm pixel size, 5P lens
Camera | Rear | Wide
64MP, f/1.65
13MP f/2.2 aperture
64MP, 1/1.72” sensor size, 1.6μm 4-in-1 Super Pixel, 0.8μm, pixel size f/1.89, AF, 6P lens, FOV 79.8°
Colors
Black, Sliver, White
Carbon Grey, Sky Blue, Ocean Green
Glacier White, Interstellar Grey, Tropical Green
Material
Corning Gorrila Glass 5
Corning Gorilla Glass 5
Speakers
Dual speakers
1216 size Xmax 0.5mm Ultra Linear Amplitude Speaker + 3.5mm headphone jack
Dimensions
Size | Depth
8.3 mm
9.0 mm
8.8 mm
Size | Height
161.94 mm
164.9 mm
165.75 mm
Size | Width
76.93 mm
77.07 mm
76.68 mm
Weight
205 g
196 g
209 g
Display
Aspect Ratio
20:9
20:9
20:9
Brightness
500 nits
400 nit
450 nits
Contrast Ratio
5,000,000:1 (typical)
1500:1
1500:1
Display Color Depth
10-bit (1.07B)
Display Diagonal
6.67 inch
6.53"
6.67 inch
Display Type
OLED
Dot Drop display
Gamut
100% DCI-P3
70.8% NTSC
84% NTSC
Refresh Rate
120 Hz
Resolution
FHD+ 2400x1080
HD+ 720x1600
FHD+ 2400 x 1080
Function
Bluetooth Codecs
AAC / LDAC / LHDC
Chipset
MediaTek 1200
MediaTek Helio G35
Qualcomm Snapdragon 720G
Fast Charging
67W wired turbo charging, 42min to 100%
30W fast charge
GPS
GPS: L1+L5 / Galileo: E1+E5a / GLONASS: G1 / Beidou
GPS/ A-GPS / Galileo/ GLONASS / Beidou
Graphics
9-core Mali
PowerVR8320, up to 680MHz
AdrenoTM 618
HDR
HDR10+
Operating System
MIUI 12.5, Android 11
MIUI 12
MIUI 11
Processor
8-core Cortex A78, 6nm
8x A53, Octa-core CPU
Octa-core processor, up to 2.3GHz
SIM
Dual nano 5G
Dual 4G
2x Nano 4G LTE
Security
Side-mounted fingerprint sensor
AI Face Unlock + Rear fingerprint sensor (Redmi 9 only)
Touch Screen
480Hz touch sampling rate
Video Recording
4K 30fps, FHD 120fps, HD 960fps
Performance
Charging Time
52min to 100%
Memory | Capacity
6, 8, or 12 GB
2 or 3 GB
6 GB
Memory | Type
LPDDR4x 4266Mbps
LPDDR4X
Storage
128 or 256 GB UFS 3.1
32 or 64 GB eMMC 5.1
64 - 128 GB
Production
Debut
2021-04-27
2020-07-15
2020-03-12
Made In
China
China
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