Phone Comparison - Samsung Galaxy S8 vs Xiaomi Redmi K40

Samsung Galaxy S8
samsung galaxy s8
Xiaomi Redmi K40
xiaomi redmi k40
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Price Comparison (India) -

general General Info

Manufacturer Samsung Xiaomi
Announced March 2017 2021, February 25
Status Available - April 2017 Coming soon. Exp. release 2021, March
Price Rs. 57,900 ($720.00) [Similarly Priced] -
Colors Black, White, Gold, Silver, Pink Gold Black, White, Aurora
Form Factor Candybar Candybar
Dimension 148.9 x 68.1 x 8 mm
(5.86 x 2.68 x 0.31 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) 196 g (6.91 oz)
SIM Type Dual-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 - SIM 1 & SIM 2
3G Network HSDPA HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
Messaging SMS, MMS, EMail, IM
Build Features - - Fingerprint Sensor (side-mounted)
Notification LED Yes -

hardware Hardware and OS

OS Android OS, v7.0 (Nougat) Android 11
User Interface - MIUI 12
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 [Similar]
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) [Similar]
GPU Adreno 540 [Similar] Adreno 650 [Similar]
RAM 4 GB [Browse Similar] 12 GB [Browse Similar]
Internal Memory 64 GB 256 GB
External Memory microSD, up to 256 GB (dedicated slot) No

display Display

Type Super AMOLED capacitive touchscreen, Gorilla Glass 5 FHD+ IPS LCD Screen
144Hz Refresh Rate
HDR10
Corning Gorilla Glass
Colors 16M colors 16M Colour
Size 5.8 inches [Similar] 6.67 inches [Similar]
Resolution 1440 x 2960 pixels (568 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 84.06% 85.70%
Multi-Touch yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP [Similar] 48 MP + 8 MP + 5 MP [Similar]
Flash Dual-LED (Dual Tone) 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 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. 4K@30fps, 1080p@30/60/120fps; gyro-EIS
Front Camera 8 MP, AF [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
Edge Yes Yes
3G HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth v4.2, A2DP, LE, aptX 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/6, dual-band, Wi-Fi Direct, hotspot
USB v3.1, Type-C 1.0 reversible connector USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
Browser HTML5 Yes

memory User Memory

Internal 64 GB, 4 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
USB OTG Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor not present
Heart-rate Sensor heart rate sensor present heart rate sensor not present
NFC NFC supported NFC supported

battery Battery

Type 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 - -