Xiaomi Redmi K40S vs Xiaomi Poco F3

Phones Images
PHONES
Phone Names Xiaomi Redmi K40S Xiaomi Poco F3
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, 8, 18, 19, 26, 34, 38, 39, 40, 41, 421, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / HSPA / LTE / 5G
 CDMA2000 1x -
Launch
Announced2022, March 172021, March 22
StatusAvailable. Released 2022, March 17Available. Released 2021, March 27
Body
BuildGlass front (Gorilla Glass 5), plastic backGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Dimensions163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight195 g (6.88 oz)196 g (6.91 oz)
 Splash resistantIP53, dust and splash resistant
Display
ProtectionCorning Gorilla Glass 5Corning 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 (~86.6% screen-to-body ratio)6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)
TypeAMOLED, 120Hz, HDR10+, 1300 nits (peak)AMOLED, 120Hz, HDR10+, 1300 nits (peak)
Platform
CPUOcta-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
ChipsetQualcomm SM8250-AC Snapdragon 870 5G (7 nm)Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPUAdreno 650Adreno 650
OSAndroid 12, MIUI 13Android 11, upgradable to Android 13, HyperOS
Memory
Card slotNoNo
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 UFS 3.1UFS 3.1
Main Camera
FeaturesColor spectrum sensor, Dual-LED dual-tone flash, HDR, panoramaColor spectrum sensor, LED flash, HDR, panorama
Single20 MP, (wide)20 MP, f/2.5, (wide), 1/3.4", 0.8µm
Triple48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP (macro)48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 50mm (macro), AF
Video4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS
Selfie camera
Features-HDR
Single20 MP, (wide)20 MP, f/2.5, (wide), 1/3.4", 0.8µm
Video1080p@30/120fps1080p@30/60fps, 720p@120fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 24-bit/192kHz audio24-bit/192kHz audio
Comms
Bluetooth5.2, A2DP, LE5.1, A2DP, LE
Infrared port-Yes
NFCYesYes (market/region dependent)
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), NavIC
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, 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, proximity, compassFingerprint (side-mounted), accelerometer, gyro, compass
 -Virtual proximity sensing
Battery
Charging67W wired, PD3.0, QC3, 100% in 38 min33W wired, PD3.0, QC3, 100% in 52 min
TypeLi-Po 4500 mAhLi-Po 4520 mAh
Misc
ColorsBlack, Gray, Blue, GreenArctic White, Night Black, Deep Ocean Blue, Moonlight Silver
Models-M2012K11AG
PriceAbout 260 EUR€ 162.15
SAR-1.06 W/kg (head)     0.72 W/kg (body)
SAR EU-0.60 W/kg (head)     0.84 W/kg (body)
Tests
Battery life- Endurance rating 114h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -24.5 LUFS (Very good)
Performance- AnTuTu: 631850 (v8), 697216 (v9) GeekBench: 3206 (v5.1) GFXBench: 48fps (ES 3.1 onscreen)
OUR TESTS
Battery (old)-Endurance rating 114h
Camera-Photo / Video
Display-Contrast ratio: Infinite (nominal)
Loudspeaker--24.5 LUFS (Very good)
Performance-AnTuTu: 631850 (v8), 697216 (v9) GeekBench: 3206 (v5.1) GFXBench: 48fps (ES 3.1 onscreen)