Xiaomi Redmi Note 5 AI Dual Camera vs Xiaomi Redmi Note 8 2021

Phones Images

PHONES
Phone Names	Xiaomi Redmi Note 5 AI Dual Camera	Xiaomi Redmi Note 8 2021

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands	1, 3, 5, 7, 8, 34, 38, 39, 40, 41 - China	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed	HSPA, LTE	HSPA, LTE
Technology	GSM / CDMA / HSPA / LTE	GSM / HSPA / LTE
	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40 - Taiwan	-

Launch
Announced	2018, March. Released 2018, March	2021, May 25
Status	Discontinued	Available. Released 2021, May 27

Body
Build	Glass front (Gorilla Glass), aluminum back, aluminum frame	Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Dimensions	158.6 x 75.4 x 8.1 mm (6.24 x 2.97 x 0.32 in)	158.3 x 75.3 x 8.4 mm (6.23 x 2.96 x 0.33 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	181 g (6.38 oz)	190 g (6.70 oz)

Display
Protection	Corning Gorilla Glass (unspecified version)	Corning Gorilla Glass 5
Resolution	1080 x 2160 pixels, 18:9 ratio (~403 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Size	5.99 inches, 92.6 cm2 (~77.4% screen-to-body ratio)	6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio)
Type	IPS LCD	IPS LCD, 500 nits (typ)

Platform
CPU	Octa-core (4x1.8 GHz Kryo 260 Gold & 4x1.6 GHz Kryo 260 Silver)	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Chipset	Qualcomm SDM636 Snapdragon 636 (14 nm)	Mediatek MT6769Z Helio G85 (12 nm)
GPU	Adreno 509	Mali-G52 MC2
OS	Android 8.0 (Oreo), MIUI 9	Android 11, MIUI 12.5

Memory
Card slot	microSDXC (uses shared SIM slot)	microSDXC (dedicated slot)
Internal	32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM	64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
	eMMC 5.1	eMMC 5.1

Main Camera
Dual	12 MP, f/1.9, 1/2.55", 1.4µm, dual pixel PDAF Auxiliary lens	-
Features	Dual-LED flash, panorama, HDR	LED flash, HDR, panorama
Quad	-	48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens
Single	-	13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Video	1080p@30fps	1080p@30/120fps; gyro-EIS

Selfie camera
Features	LED flash	HDR, panorama
Single	13 MP, f/2.0, (wide), 1/3.1", 1.12µm	13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes

Comms
Bluetooth	5.0, A2DP, LE	5.2, A2DP, LE
Infrared port	Yes	Yes
NFC	No	No
Positioning	GPS, GLONASS, BDS	GPS, GLONASS, GALILEO, BDS
Radio	FM radio	FM radio
USB	microUSB 2.0	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

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

Battery
Charging	18W wired, QC3	18W wired
Type	Li-Po 4000 mAh, non-removable	Li-Po 4000 mAh

Misc
Colors	Black, Gold, Rose Gold, Blue, Flame Red	Neptune Blue, Moonlight White, Space Black
Models	M1803E7SG, M1803E7SH	M1908C3JGG
Price	About 180 EUR	About 160 EUR
SAR	0.79 W/kg (head)     1.03 W/kg (body)	0.97 W/kg (head)     0.75 W/kg (body)
SAR EU	-	0.57 W/kg (head)     0.94 W/kg (body)

Tests
Audio quality	Noise -89.4dB / Crosstalk -90.5dB	-
Battery life	Endurance rating 92h	Endurance rating 102h
Camera	Photo / Video	Photo / Video
Display	Contrast ratio: 1893 (nominal), 3.393 (sunlight)	Contrast ratio: 1487:1 (nominal)
Loudspeaker	Voice 68dB / Noise 71dB / Ring 84dB	-28.6 LUFS (Average)
Performance	AnTuTu: 115195 (v7) GeekBench: 4918 (v4.4) GFXBench: 6fps (ES 3.1 onscreen)	AnTuTu: 180195 (v8), 165779 (v9) GeekBench: 5259 (v4.4), 1314 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)

OUR TESTS
Audio quality	Noise -89.4dB / Crosstalk -90.5dB	-
Battery (old)	Endurance rating 92h	Endurance rating 102h
Camera	Photo / Video	Photo / Video
Display	Contrast ratio: 1893 (nominal), 3.393 (sunlight)	1487:1 contrast ratio, 620 nits max brightness (measured)
Loudspeaker	Voice 68dB / Noise 71dB / Ring 84dB	-28.6 LUFS (Average)
Performance	AnTuTu: 115195 (v7) GeekBench: 4918 (v4.4) GFXBench: 6fps (ES 3.1 onscreen)	AnTuTu: 180195 (v8), 165779 (v9) GeekBench: 5259 (v4.4), 1314 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)