Xiaomi Poco F4 vs Xiaomi Redmi K40S

Phones Images

PHONES
Phone Names	Xiaomi Poco F4	Xiaomi Redmi K40S

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41	1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA	1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / HSPA / LTE / 5G	GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
	-	CDMA2000 1x

Launch
Announced	2022, June 23	2022, March 17
Status	Available. Released 2022, June 27	Available. Released 2022, March 17

Body
Build	Glass front (Gorilla Glass 5), glass back	Glass front (Gorilla Glass 5), plastic back
Dimensions	163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)	163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	195 g (6.88 oz)	195 g (6.88 oz)
	IP53, dust and splash resistant	Splash resistant

Display
Protection	Corning Gorilla Glass 5	Corning Gorilla Glass 5
Resolution	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size	6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)	6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
Type	AMOLED, 120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 nits (peak)	AMOLED, 120Hz, HDR10+, 1300 nits (peak)

Platform
CPU	Octa-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)
Chipset	Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)	Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPU	Adreno 650	Adreno 650
OS	Android 12, upgradable to Android 13, MIUI 14.2 for POCO	Android 12, MIUI 13

Memory
Card slot	No	No
Internal	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
	UFS 3.1	UFS 3.1

Main Camera
Features	LED flash, HDR, panorama	Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Single	-	20 MP, (wide)
Triple	64 MP, f/1.8, (wide) 1/2.0", 0.7µm, PDAF, OIS 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)	48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP (macro)
Video	4K@30/60fps, 1080p@30/60fps	4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS

Selfie camera
Single	20 MP, f/2.5, (wide), 1/3.06", 1.0µm	20 MP, (wide)
Video	1080p@30fps	1080p@30/120fps

Sound
3.5mm jack	No	No
35mm jack	No	No
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers
	24-bit/192kHz audio	24-bit/192kHz audio

Comms
Bluetooth	5.2, A2DP, LE	5.2, A2DP, LE
Infrared port	Yes	-
NFC	Yes (market/region dependent)	Yes
Positioning	GPS (L1+L5), GLONASS (L1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)	GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Radio	No	No
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct

Features
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery
Charging	67W wired, PD3.0, QC3, 100% in 38 min	67W wired, PD3.0, QC3, 100% in 38 min
Type	Li-Po 4500 mAh	Li-Po 4500 mAh

Misc
Colors	Moonlight Silver, Night Black, Nebula Green	Black, Gray, Blue, Green
Models	22021211RG, 22021211RI	-
Price	₹ 16,999	About 260 EUR

Tests
Battery life	Endurance rating 101h	-
Camera	Photo / Video	-
Display	Contrast ratio: Infinite (nominal)	-
Loudspeaker	-26.1 LUFS (Good)	-
Performance	AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen)	-

OUR TESTS
Battery (old)	Endurance rating 101h	-
Camera	Photo / Video	-
Display	1003 nits max brightness (measured)	-
Loudspeaker	-26.1 LUFS (Good)	-
Performance	AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen)	-