Xiaomi Redmi K50 Ultra vs Xiaomi Redmi K40S

Phones Images

PHONES
Phone Names	Xiaomi Redmi K50 Ultra	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, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42	1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands	1, 3, 5, 8, 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 / CDMA / HSPA / CDMA2000 / LTE / 5G	GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
	CDMA2000 1x	CDMA2000 1x

Launch
Announced	2022, August 11	2022, March 17
Status	Available. Released 2022, August 25	Available. Released 2022, March 17

Body
Build	-	Glass front (Gorilla Glass 5), plastic back
Dimensions	163.1 x 75.9 x 8.6 mm (6.42 x 2.99 x 0.34 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	202 g (7.13 oz)	195 g (6.88 oz)
	-	Splash resistant

Display
Protection	-	Corning Gorilla Glass 5
Resolution	1220 x 2712 pixels, 20:9 ratio (~446 ppi density)	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size	6.67 inches, 107.4 cm2 (~86.7% screen-to-body ratio)	6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
Type	OLED, 68B colors, 144Hz, HDR10+, Dolby Vision	AMOLED, 120Hz, HDR10+, 1300 nits (peak)

Platform
CPU	Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)	Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Chipset	Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)	Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPU	Adreno 730	Adreno 650
OS	Android 12, MIUI 13	Android 12, MIUI 13

Memory
Card slot	No	No
Internal	128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
	UFS 3.1	UFS 3.1

Main Camera
Features	Color spectrum sensor, LED flash, HDR, panorama	Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Single	-	20 MP, (wide)
Triple	108 MP, f/1.6, (wide), 1/1.67", PDAF, OIS 8 MP, f/2.2, 120˚, (ultrawide) 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@30/60/120/240/960fps	4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS

Selfie camera
Features	HDR	-
Single	20 MP, (wide)	20 MP, (wide)
Video	1080p@30/60fps, 720p@120fps	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, aptX HD, aptX Adaptive	5.2, A2DP, LE
Infrared port	Yes	-
NFC	Yes	Yes
Positioning	GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+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/6e, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct

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

Battery
Charging	120W wired, PD3.0, 100% in 19 min	67W wired, PD3.0, QC3, 100% in 38 min
Type	Li-Po 5000 mAh	Li-Po 4500 mAh

Misc
Colors	Black, Gray, Blue, Mercedes AMG	Black, Gray, Blue, Green
Models	22081212C	-
Price	About 430 EUR	About 260 EUR