Phone Comparison - Samsung Galaxy S8 vs Apple iPhone 8 vs Xiaomi Redmi K40

Price Comparison (India) -

general General Info

Manufacturer Samsung Apple Xiaomi
Announced March 2017 September 2017 2021, February 25
Status Available - April 2017 Coming Soon - September 2017 Coming soon. Exp. release 2021, March
Price Rs. 57,900 ($720.00) [Similarly Priced] Rs. 64,000 ($699.00) [Similarly Priced] -
Colors Black, White, Gold, Silver, Pink Gold Space Gray, Silver Gold Black, White, Aurora
Form Factor Candybar Candybar Candybar
Dimension 148.9 x 68.1 x 8 mm
(5.86 x 2.68 x 0.31 in)
138.4 x 67.3 x 7.3 mm
(5.45 x 2.65 x 0.29 in)
163.7 x 76.4 x 7.8 mm
(6.44 x 3.01 x 0.31 in)
Weight 155 g (5.47 oz) 148 g (5.22 oz) 196 g (6.91 oz)
SIM Type Dual-SIM Nano-SIM Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO & TD-SCDMA
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE LTE 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
5G Network - - 1, 3, 28, 38, 41, 77, 78 SA/NSA
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - - Fingerprint Sensor
- IP68 certified - dust and water resistant
- Water resistant up to 1.5 meters and 30 minutes
- Apple Pay (Visa, MasterCard, AMEX certified)
- Fingerprint Sensor (side-mounted)
Notification LED Yes Yes -

hardware Hardware and OS

OS Android OS, v7.0 (Nougat) iOS 11 Android 11
Processor Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835
Exynos 8895 Octa
Hexa-core, Apple A11 Bionic Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585), Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPU Adreno 540 - Adreno 650
RAM 4 GB 2 GB 12 GB
Internal Memory 64 GB 64/256 GB 256 GB
External Memory microSD, up to 256 GB (dedicated slot) No No

display Display

Type Super AMOLED capacitive touchscreen, Gorilla Glass 5 LED-backlit IPS LCD, Capacitive Touchscreen, Ion-strengthened Glass, Oleophobic Coating FHD+ IPS LCD Screen
144Hz Refresh Rate
HDR10
Corning Gorilla Glass
Colors 16M colors 16M colors 16M Colour
Size 5.8 inches 4.7 inches 6.67 inches
Resolution 1440 x 2960 pixels (568 ppi) 750 x 1334 pixels (326 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 84.06% 65.21% 85.70%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no no
Radio No No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes

camera Camera

Rear Camera 12 MP 12 MP 48 MP + 8 MP + 5 MP
Flash Dual-LED (Dual Tone) Quad-LED (dual Tone) Flash LED Flash
Features Phase Detection Autofocus, OIS, f/1.7 aperture, Geo-tagging, Simultaneous 4K Video And 9MP Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama Phase Detection Autofocus, f/1.8, 28mm, OIS, 1/3" Sensor Size, Geo-tagging, Simultaneous 4K Video And 8MP Image Recording, Touch Focus, Face/smile Detection, HDR (photo/panorama) 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF
8 MP, 119˚ (ultrawide)
5 MP, 50mm (macro), 1/5.0", 1.12µm
HDR, panorama
Video 2160p@60fps, 1080p@120fps, HDR, dual-video rec. 2160p@30fps, 1080p@30/60/120fps, 720p@240fps 4K@30fps, 1080p@30/60/120fps; gyro-EIS
Front Camera 8 MP, AF [Similar] 7 MP, f/2.2, 32mm, 1080p@30fps, 720p@240fps, face detection, HDR, panorama [Similar] 20 MP, f/2.0, (wide), 1/3", 0.9µm
HDR
1080p@30fps, 720p@120fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps, EV-DO Rev.A 3.1 Mbps HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth v4.2, A2DP, LE, aptX 5.0, A2DP, LE 5.1, A2DP, LE, aptX HD
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot 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
USB v3.1, Type-C 1.0 reversible connector 3.0, reversible connector USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
Browser HTML5 HTML5 (Safari) Yes

memory User Memory

Internal 64 GB, 4 GB RAM 64/256 GB, 2 GB RAM 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1
Expandable Storage microSD, up to 256 GB (dedicated slot) No No
USB OTG Supported Not 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
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor present barometer sensor not present
Heart-rate Sensor heart rate sensor present heart rate sensor not present heart rate sensor not present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Ion battery Non-removable Li-Ion battery Non-removable Li-Po Battery
Fast battery charging 33W, 100% in 52 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Capacity 3000 mAh - 4520 mAh
Stand by - - -
Talk Time - - -