Phone Comparison - Samsung Galaxy A7 (2018) vs Xiaomi Redmi Note 9 4G vs Lenovo K12

Price Comparison (India) - -

general General Info

Manufacturer Samsung Xiaomi Lenovo
Announced September 2018 November 2020 December 2020
Status Available Coming Soon - December 2020 Coming Soon - December 2020
Price Rs. 18,990 ($0.00) [Similarly Priced] - -
Colors Black, blue, gold, pink Gray, Green, Blue, Orange Navy Blue, Gray
Form Factor Candybar Candybar Candybar
Dimension 159.8 x 76.8 x 7.5 mm
(6.29 x 3.02 x 0.3 in)
162.3 x 77.3 x 9.6 mm
(6.39 x 3.04 x 0.38 in)
165.2 x 75.7 x 9.2 mm
(6.5 x 2.98 x 0.36 in)
Weight 168 g (5.93 oz) 198 g (6.98 oz) 200 g (7.05 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Hybrid 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
CDMA 800
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 - A750F/DS, A750FN/DS
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A750G
HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) - A750F/DS, A750FN/DS 1, 3, 5, 8, 34, 38, 39, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41
SAR EU 0.34 W/kg (head)
1.43 W/kg (body)
- W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
Messaging
Build Features Fingerprint Sensor
Samsung Pay
- Fingerprint Sensor
- Fingerprint Sensor (rear-mounted)
Notification LED Yes - -

hardware Hardware and OS

OS Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie) Android 10 Android 10
User Interface - MIUI 12 -
Processor Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm) Octa-core (4x1.8 GHz Kryo 240 & 4x1.6 GHz Kryo 240), Qualcomm SM4250 Snapdragon 460 (11 nm)
GPU Mali-G71 Adreno 610 Adreno 610
RAM 4/6 GB 8 GB 4 GB
Internal Memory 128 GB 256 GB 64 GB
External Memory microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) microSDXC (uses shared SIM slot)

display Display

Type Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version) IPS LCD Screen
Corning Gorilla Glass 3
400 nits (typ)
IPS LCD Screen
Colors 16M colors 16M Colour 16M Colour
Size 6.0 inches 6.53 inches 6.5 inches
Resolution 1080 x 2220 pixels (411 ppi) 1080 x 2340 pixels (395 ppi) 720 x 1600 pixels (270 ppi)
Screen-to-Body Ratio 74.61% 83.29% 81.52%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 24 MP + 8 MP + 5 MP 48 MP + 8 MP + 2 MP 48 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 24 MP, f/1.7, 27mm (wide), PDAF
8 MP, f/2.4, 18mm (ultrawide)
5 MP, f/2.2, depth sensor
Panorama, HDR
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (depth)
HDR, Panorama
48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF
2 MP, (depth)
HDR, Panorama
Video 1080p@30fps (gyro-EIS) 1080p@30fps 1080p@30/60fps
Front Camera 24 MP, f/2.0, 26mm (wide)
HDR, 1080p@30fps [Similar]
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
1080p@30fps [Similar]
8 MP, f/2.0, 24mm (wide), 1/4", 1.12µm
Auto-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-A (2CA) Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 4.2, A2DP 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB microUSB 2.0 USB Type-C 2.0, USB On-The-Go microUSB 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 4/6 GB RAM or 64 GB, 4 GB RAM 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM 64 GB, 4 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
USB OTG Supported 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 not present
Gyroscope Sensor gyroscope sensor 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
Fast battery charging 18W
Reverse charging 2.5W
Non-removable Li-Po Battery
Battery Charging 10W
Reverse charging 2.5W
Capacity 3300 mAh 6000 mAh 5000 mAh
Stand by - - -
Talk Time - - -