Xiaomi Redmi K50 Gaming vs Xiaomi Redmi K40 Gaming

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PHONES
Phone Names Xiaomi Redmi K50 Gaming Xiaomi Redmi K40 Gaming
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 421, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA/Sub61, 3, 28, 41, 77, 78 SA/NSA/Sub6
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
 CDMA2000 1x CDMA2000 1x
Launch
Announced2022, February 162021, April 27
StatusAvailable. Released 2022, February 18Available. Released 2021, April 30
Body
BuildGlass front (Gorilla Glass Victus), glass back, aluminum frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
Dimensions162.5 x 76.7 x 8.5 mm (6.40 x 3.02 x 0.33 in)161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight210 g (7.41 oz)205 g (7.23 oz)
 Physical magnetic pop-up gaming triggersPhysical pop-up gaming triggers IP53, dust and splash resistant
Display
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 5
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.67 inches, 107.4 cm2 (~86.2% screen-to-body ratio)6.67 inches, 107.4 cm2 (~86.3% screen-to-body ratio)
TypeOLED, 1B colors, 120Hz, HDR10+, 800 nits (HBM)OLED, 1B colors, 120Hz, HDR10+, 500 nits (typ)
Platform
CPUOcta-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
ChipsetQualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)Mediatek Dimensity 1200 (6 nm)
GPUAdreno 730Mali-G77 MC9
OSAndroid 12, MIUI 13Android 11, MIUI 12.5
Memory
Card slotNoNo
Internal128GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
 UFS 3.1UFS 3.1
Main Camera
FeaturesColor spectrum sensor, Dual-LED flash, HDR, panoramaColor spectrum sensor, Dual-LED flash, HDR, panorama
Single20 MP, f/2.4, (wide), 1/2.0", 0.8µm16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Triple64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro)64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro)
Video4K@30/60fps, 1080p@30/60/120fps, 720p@960fps, HDR4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
Selfie camera
FeaturesHDRHDR
Single20 MP, f/2.4, (wide), 1/2.0", 0.8µm16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Video1080p@30/60fps, 720p@120fps, HDR1080p@30fps, 720p@120fps, HDR
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakers (4 speakers)Yes, with stereo speakers
 24-bit/192kHz audio Tuned by JBL24-bit/192kHz audio Tuned by JBL
Comms
Bluetooth5.2, A2DP, LE, aptX HD, aptX Adaptive5.2, A2DP, LE
Infrared portYesYes
NFCYesYes
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, compassFingerprint (side-mounted), accelerometer, gyro, compass, barometer
 Virtual proximity sensing-
Battery
Charging120W wired, PD3.0, QC3, 100% in 17 min67W wired, PD3.0, QC3, 100% in 42 min
TypeLi-Po 4700 mAhLi-Po 5065 mAh
Misc
ColorsBlack, Gray, Blue, AMGBlack, Gray, Silver, Bruce Lee Yellow
Models21121210CM2012K10C, M2104K10AC
PriceAbout 460 EURAbout 260 EUR