Xiaomi Redmi K40 Pro vs vivo S12 Pro

Phones Images

PHONES
Phone Names	Xiaomi Redmi K40 Pro	vivo S12 Pro

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, 34, 38, 39, 40, 41, 42	1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41
5G bands	1, 3, 28, 41, 77, 78 SA/NSA/Sub6	1, 3, 5, 8, 28, 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	2021, February 25	2021, December 22
Status	Available. Released 2021, March 04	Available. Released 2021, December 30

Body
Dimensions	163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)	159.5 x 73.3 x 7.4 mm (6.28 x 2.89 x 0.29 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	196 g (6.91 oz)	171 g (6.03 oz)
	IP53, dust and splash resistant	-

Display
Protection	Corning Gorilla Glass 5	-
Resolution	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)	1080 x 2400 pixels, 20:9 ratio (~401 ppi density)
Size	6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)	6.56 inches, 103.9 cm2 (~88.9% screen-to-body ratio)
Type	Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)	AMOLED, 90Hz, HDR10+, 1300 nits (peak)

Platform
CPU	Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)	Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Chipset	Qualcomm SM8350 Snapdragon 888 5G (5 nm)	Mediatek Dimensity 1200 (6 nm)
GPU	Adreno 660	Mali-G77 MC9
OS	Android 11, MIUI 12	Android 11, OriginOS Ocean

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

Main Camera
Dual	-	50 MP, f/2.0, (wide), AF 8 MP, f/2.3, 105˚ (ultrawide)
Features	Color spectrum sensor, LED flash, HDR, panorama	Dual-LED flash, HDR, panorama
Single	20 MP, f/2.5, (wide), 1/3.4", 0.8µm	-
Triple	64 MP, f/1.9, 26mm (wide), 1/1.7", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 50mm (macro)	108 MP, f/1.9, 26mm (wide), 1/1.52", PDAF 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video	8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+	4K@30fps, 1080p@30fps, gyro-EIS

Selfie camera
Dual	-	50 MP, f/2.0, (wide), AF 8 MP, f/2.3, 105˚ (ultrawide)
Features	HDR	Dual-LED flash, HDR
Single	20 MP, f/2.5, (wide), 1/3.4", 0.8µm	-
Video	1080p@30fps, 720p@120fps	4K@30fps, 1080p@30fps

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

Comms
Bluetooth	5.2, A2DP, LE, aptX HD, aptX Adaptive	5.2, A2DP, LE, aptX HD
Infrared port	Yes	-
NFC	Yes	Yes
Positioning	GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)	GPS, GLONASS, GALILEO, BDS, QZSS
Radio	No	No
USB	USB Type-C 2.0, OTG	USB Type-C, 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 (side-mounted), accelerometer, gyro, proximity, compass, barometer	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery
Charging	33W wired, PD3.0, QC3, 100% in 52 min	44W wired
Type	Li-Po 4520 mAh	4300 mAh

Misc
Colors	Black, White, Aurora	Black, Blue, Yellow
Models	M2012K11C	V2163A
Price	About 360 EUR	About 430 EUR