Phone Comparison - Apple iPhone 7 vs Xiaomi Redmi Note 8 vs Samsung Galaxy A51

Price Comparison (India)

general General Info

Manufacturer Apple Xiaomi Samsung
Announced September 2016 August 2019 December 2019
Status Available - September 2016 Coming Soon - October 2019 Coming Soon - December 12, 2019
Price Rs. 60,000 ($882.35) [Similarly Priced] Rs. 9,999 ($0.00) [Similarly Priced] Rs. 23,999 ($0.00) [Similarly Priced]
Colors Jet Black, Black, Silver, Gold, Rose Gold Nebula Red, Neptune Blue, Space Black Prism Crush White, Black, Pink, Blue
Form Factor Candybar Candybar Candybar
Dimension 138.3 x 67.1 x 7.1 mm
(5.44 x 2.64 x 0.28 in)
158.3 x 75.3 × 8.35 mm
(6.23 x 2.96 × 0.33 in)
158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
Weight 138 g (4.87 oz) 190 g (6.7 oz) 172 g (6.07 oz)
SIM Type Nano SIM Hybrid Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 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) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 40(2300), 41(2500) LTE (unspecified)
SAR US 1.19 W/kg (head)
1.19 W/kg (body)
- W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
SAR EU 1.38 W/kg (head)
1.34 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 with Force Touch
- IP67 certified - dust and water resistant
- Water resistant up to 1 meter and 30 minutes
- Apple Pay (Visa, MasterCard, AMEX certified)
- Fingerprint Sensor
- Fingerprint Sensor(In-display)

hardware Hardware and OS

OS iOS 10 Android 9.0 (Pie) Android 9.0 (Pie)
User Interface - MIUI 10 One UI
Processor Quad-core, Apple A10 Fusion Octa-core 2.0 GHz Kryo 260, Qualcomm SDM665 Snapdragon 665 (11 nm) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm)
GPU 6 core Adreno 610 Mali-G72 MP3
RAM 2 GB 6 GB 8 GB
Internal Memory 32/128/256 GB 128 GB 128 GB
External Memory No microSD, up to 256 GB microSD, up to 512 GB (dedicated slot)

display Display

Type LED-backlit IPS LCD Capacitive Touchscreen, 3D Touch Display, Ion-strengthened Glass, Oleophobic Coating Full HD+ curved glass LCD Touchscreen, Corning Gorilla Glass 5 protection Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 6.39 inches 6.5 inches
Resolution 750 x 1334 pixels (326 ppi) 1080 x 2340 pixels (403 ppi) 1080 x 2340 pixels (396 ppi)
Screen-to-Body Ratio 65.45% - 89.06%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no yes yes
Radio No FM radio, recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP 48 MP + 8 MP + 2 MP + 2 MP 48 MP + 12 MP + 5 MP + 5 MP
Flash Quad-LED (dual tone) Dual-LED Flash LED Flash
Features Phase Detection Autofocus, f/1.8, OIS, Geo-tagging, simultaneous 4K video and 8MP image recording, touch focus, face/smile detection, HDR (photo/panorama) 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4", 1.12µm
2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera)
2 MP, f/2.4, 1/5", 1.75µm, depth sensor
HDR, Panorana
48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
Video 2160p@30fps, 1080p@60fps,1080p@120fps, 720p@240fps 2160p@30fps, 1080p@30/60/120fps, (gyro-EIS) 2160p@30fps, 1080p@30fps
Front Camera 7 MP, 1080p@30fps, 720p@240fps, face detection, HDR, panorama [Similar] 13 MP
HDR
1080p@30fps [Similar]
32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps HSPA, LTE-A
Bluetooth v4.2, 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, 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 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser HTML5 (Safari) Yes Yes

memory User Memory

Internal 32/128/256 GB, 2 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM
Expandable Storage No microSD, up to 256 GB microSD, up to 512 GB (dedicated slot)
USB OTG - Yes 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
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po battery Non-removable Li-Po Battery
Fast battery charging 18W (Quick Charge 4)
Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 1960 mAh 4000 mAh 4000 mAh
Stand by - - -
Talk Time Up to 14 h - -