Phone Comparison - Apple iPhone 6s vs Samsung Galaxy S21 5G vs Xiaomi Redmi Note 8 2021

Price Comparison (India) - -

general General Info

Manufacturer Apple Samsung Xiaomi
Announced September 2015 2021, January 14 Not announced yet
Status Available - September 2015 Coming soon. Exp. release 2021, January 29 Rumored
Price Rs. 41,999 ($617.63) [Similarly Priced] Rs. 69,999 ($799.99) [Similarly Priced] -
Colors Space Gray, Silver, Gold, Rose Gold Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Blue; other colours
Form Factor Candybar Candybar Candybar
Dimension 138.3 x 67.1 x 7.1 mm
(5.44 x 2.64 x 0.28 in)
151.7 x 71.2 x 7.9 mm
(5.97 x 2.8 x 0.31 in)
-
Weight 143 g (5.04 oz) 169 g (5.96 oz) -
SIM Type - Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1700 / 1900 / 2100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100
CDMA2000 1xEV-DO
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700) - A1688
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(
LTE LTE
5G Network - SA/NSA/Sub6/mmWave -
SAR US 1.14 W/kg (head)
1.14 W/kg (body)
- W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
SAR EU 0.87 W/kg (head)
0.98 W/kg (body)
- W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
Messaging SMS, MMS, Push Mail, EMail, IM
Build Features - Fingerprint sensor (TouchID v2)
- 3D Touch display
- Apple Pay (Visa, MasterCard, AMEX certified)
- Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (rear-mounted)

hardware Hardware and OS

OS iOS 9 Android 11 Android 11
User Interface - One UI 3.1 MIUI 12
Processor 2 GHz Dual-core, Apple A9 Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), MediaTek Helio G85 (12nm)
GPU - Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G52 MC2
RAM 2 GB 8 GB 6 GB
Internal Memory 16/64/128 GB 256 GB 128 GB
External Memory No microSDXC (uses shared SIM slot) microSDXC (dedicated slot)

display Display

Type LED-backlit IPS LCD, Capacitive Touchscreen, Ion-Strengthened Glass, Oleophobic Coating FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ IPS LCD Screen
Corning Gorilla Glass 5
Colors 16M colors 16M Colour 16M Colour
Size 4.7 inches 6.2 inches 6.3 inches
Resolution 750 x 1334 pixels (326 ppi) 1080 x 2400 pixels (424 ppi) 1080 x 2340 pixels (409 ppi)
Screen-to-Body Ratio 65.45% 86.12% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no yes
Radio No FM radio (Snapdragon model only; market/operator dependent) FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 12 MP, 4608 x 2592 pixels 12 MP + 64 MP + 12 MP 48 MP + 8 MP + 2 MP + 2 MP
Flash Real-tone Flash LED Flash LED Flash
Features Phase-Detection AutoFocus, Geo-tagging, Simultaneous HD Video And Image Recording, Touch Focus, Face/smile Detection, HDR (Photo/Panorama) 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video
Auto-HDR, Panorama
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
Video 2160p@30fps, 1080p@60fps, 720p@240fps 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 4K@30fps, 1080p@30/60/120fps; gyro-EIS
Front Camera 5 MP, 1080p@30fps, 720p@240fps [Similar] 10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar] 13 MP, f/2.2, (wide), 1.12µm
HDR, panorama
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, EV-DO Rev.A 3.1 Mbps HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth v4.1, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB v2.0, reversible connector USB Type-C 3.2, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS
Browser HTML5 (Safari) Yes Yes

memory User Memory

Internal 16/64/128 GB, 2 GB RAM 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 128 GB, 6 GB RAM or 128 GB, 4 GB RAM or 64 GB, 6 GB RAM or 64 GB, 4 GB RAM
Expandable Storage No microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
USB OTG - Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Barometer Sensor barometer sensor barometer sensor present barometer sensor not present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery (6.9 Wh) Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast battery charging 18W
Capacity 1715 mAh 4000 mAh 4000 mAh
Stand by Up to 240 h (3G) - -
Talk Time Up to 14 h (3G) - -