Samsung Galaxy A7 (2018) vs Samsung Galaxy M21 (2021)
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Bar
Model
Galaxy A7 2018
Galaxy M21 (2021) Edition
Announced
2018, September
2021, July
Released
2018, October
2021, July
Status
Available
Available
Design
Type
Bar
Bar
Dimensions
159.8 x 76.8 x 7.5 mm (6.29 x 3.02 x 0.30 in)
159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in)
Weight
168 g (5.93 oz)
188 g (6.63 oz)
Protection
Front/back glass, plastic frame
Glass front, plastic back, plastic frame
Colors
Black, blue, gold, pink
Opal Black, Sapphire Blue, Pearl White
Network
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
Yes
3G Network
HSDPA 850 / 900 / 1900 / 2100 - A750F/DS, A750FN/DS
Yes
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
Yes
SIM
Nano SIM
Nano SIM
Dual SIM
Yes
Dual SIM (Nano-SIM, dual stand-by)
5G Network
-
No
Display
Display Type
Super AMOLED
Super AMOLED
Size
6.0 inches, 91.4 cm2 (~74.4% screen-to-body ratio)
6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
Resolution
1080 x 2220 pixels
1080 x 2340 pixels
Display Colors
16M Colors
16M colors
Pixel Density
411 ppi density
403 ppi density
Touch Screen
Yes
Capacitive Touchscreen
Display Protection
Corning Gorilla Glass (unspecified version)
-
Features
Always-on display
420 nits max brightness (advertised)
Media
FM Radio
Yes
Yes
Earphone Jack
Yes
Yes
Camera
Camera Set
Triple Cameras
Triple Cameras
Main Camera
24 MP, f/1.7, 27mm (wide), PDAF
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
2nd Camera
8 MP, f/2.4, 18mm (ultrawide)
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
3rd Camera
5 MP, f/2.2, depth sensor
5 MP, f/2.2, (depth)
Camera Video
1080p@30fps (gyro-EIS)
2160p@30fps, 1080p@30fps, gyro-EIS
Features
Panorama, HDR
Panorama, HDR
Flash
LED Flash
LED flash
Selfie Set
Single Camera
Single Camera
Selfie Camera
24 MP, f/2.0, 26mm (wide)
20 MP, f/2.2, 26mm (wide)
Selfie Video
1080p@30fps
1080p@30fps
Features
HDR
HDR
Software
OS
Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie)
Android 11
User Interface
Experience 9
One UI 3.1
Hardware
Chipset
Exynos 7885 Octa (14 nm)
Exynos 9611 (10nm)
CPU
Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU
Mali-G71
Mali-G72 MP3
RAM
6 GB
4/6 GB
Internal Storage
128 GB
64/128 GB
Card Slot
Yes microSD, up to 512 GB (dedicated slot)
Yes microSD, up to 512 GB
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Connectivity
Bluetooth
5.0, A2DP, LE
5.0, A2DP, LE
Wi-fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-fi Hotspot
Yes
Yes
USB
microUSB 2.0
2.0, Type-C 1.0 reversible connector
GPS
Yes, with A-GPS, GLONASS, BDS
Yes, with A-GPS, GLONASS, BDS
NFC
Yes
No
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
HSPA, LTE-A
Battery
Battery Type
Li-Poly (Lithium Polymer)
Li-Poly (Lithium Polymer)
Capacity
3300 mAh battery
6000 mAh battery
Placement
Non-removable
Non-removable
Standby
-
-
Talk Time
-
-
Music Play
-
-
Fast Charging
-
Yes, 15W