Phone Comparison - Xiaomi Redmi 7 vs Samsung Galaxy A02 vs Samsung Galaxy A03

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Samsung Samsung
Announced March 2019 2021, January 27 November 2021
Status Coming Soon - March 2019 Available. Released 2021, January 27 Available - January 2022
Price Rs. 7,999 ($0.00) [Similarly Priced] - Rs. 10,499 ($0.00) [Similarly Priced]
Colors Black, red, blue Black, Blue, Red Black, Blue, Red
Form Factor Candybar Candybar Candybar
Dimension 158.7 x 75.6 x 8.5 mm
(6.25 x 2.98 x 0.33 in)
164 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
164.2 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
Weight 180 g (6.35 oz) 206 g (7.27 oz) 196 g (6.91 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), 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 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500) 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
SAR EU - W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
0.20 W/kg (head)
1.35 W/kg (body)
Messaging
Build Features - Fingerprint Sensor
- P2i nano hydrophobic coating
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hardware Hardware and OS

OS Android 9.0 (Pie) Android 10 Android 11
User Interface MIUI 9 One UI 2.5 -
Processor Octa-core (4x1.8 GHz Kryo 250 Gold & 4x1.8 GHz Kryo 250 Silver), Qualcomm SDM632 Snapdragon 632 (14 nm) Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) Octa-core (2x1.6 GHz & 6x1.6 GHz)
GPU Adreno 506 Adreno 506 -
RAM 4 GB 2 GB 4 GB
Internal Memory 64 GB 32 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 PLS TFT Display HD+ PLS TFT
Colors 16M colors 16M Colour 16M Colors
Size 6.26 inches 6.5 inches 6.5 inches
Resolution 720 x 1520 pixels (269 ppi) 720 x 1520 pixels (259 ppi) 720 x 1600 pixels (270 ppi)
Screen-to-Body Ratio 81.33% 84.56% 81.80%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP + 2 MP 13 MP + 2 MP 48 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 12 MP, f/2.2, 1.25µm, PDAF
2 MP, depth sensor
HDR, Panorama
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF
2 MP, f/2.4, (depth)
48 MP, f/1.8, (wide), AF
2 MP, f/2.4, (depth)
Video 1080p@30/60fps 1080p@30fps 1080p@30fps
Front Camera 8 MP, HDR, 1080p@30fps [Similar] 8 MP, f/2.2, 1/4", 1.12µm [Similar] 5 MP, f/2.2 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth 4.2, A2DP, LE 4.2, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB 2.0, USB On-The-Go microUSB 2.0 microUSB 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 4 GB RAM or 32 GB, 3 GB RAM or 16 GB, 2 GB RAM 32 GB, 2 GB RAM 128 GB, 4 GB RAM or 64 GB, 4 GB RAM or 32 GB, 4 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Not Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint not supported fingerprint not 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 not present magnetic field sensor not present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor not present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 4000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -