Phone Comparison - Samsung Galaxy A40 vs Samsung Galaxy A21s vs Oppo A17

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Oppo
Announced March 2019 Expected Announcement - May 2020 September 2022
Status Coming Soon - April 2019 Rumored Available - September 2022
Price - - Rs. 12,499 ($0.00) [Similarly Priced]
Colors Black, White, Blue, Coral Black, White, Blue Midnight Black, Lake Blue
Form Factor Candybar Candybar Candybar
Dimension 144.3 x 69.1 x 7.9 mm
(5.68 x 2.72 x 0.31 in)
8.9 mm thickness
(0.35 in thickness)
164.2 x 75.6 x 8.3 mm
(6.46 x 2.98 x 0.33 in)
Weight - 191 g (6.74 oz) 189 g (6.67 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) 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 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE 1, 3, 5, 8, 38, 40, 41
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor
- Fingerprint Sensor (side-mounted)
)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 12
User Interface - One UI 2.0 ColorOS 12.1
Processor Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) Octa-core 2.0 GHz, Exynos 850 Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), MediaTek MT6765 Helio G35 (12 nm)
GPU Mali-G71 - PowerVR GE8320
RAM 4 GB 3 GB 4 GB
Internal Memory 64 GB 64 GB 64 GB
External Memory microSD, up to 512 GB (dedicated slot) microSDXC microSDXC

display Display

Type Super AMOLED Capacitive Touchscreen PLS TFT Capacitive Touchscreen IPS LCD Screen
Colors 16M colors 16M colors 16M Colors
Size 5.9 inches 6.55 inches 6.56 inches
Resolution 1080 x 2280 pixels (428 ppi) 720 x 1600 pixels (268 ppi) 720 x 1612 pixels (269 ppi)
Screen-to-Body Ratio 86.97% - 83.36%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 16 MP + 5 MP 48 MP + 8 MP + 2 MP 50 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 16 MP, f/2.0, PDAF
5 MP, f/2.2, 12mm, (ultrawide)
Panorama, HDR
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.4, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
Panorama, HDR
50 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (depth)
HDR, Panorama
Video 2160p@30fps, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 25 MP, 1080p@30fps [Similar] 13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm
HDR, Panorama
1080p@30fps [Similar]
5 MP, f/2.2, (wide)
HDR
Yes [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/150 Mbps HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, 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, hotspot
USB Type-C 1.0 reversible connector Yes microUSB 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS Yes, with A-GPS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 4 GB RAM 64 GB, 3 GB RAM or 32 GB, 3 GB RAM 64 GB, 4 GB RAM eMMC 5.1
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC microSDXC
USB OTG Supported Supported Not 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 not present magnetic field sensor not present
Gyroscope Sensor gyroscope sensor present gyroscope sensor not present gyroscope sensor not present
NFC NFC supported NFC 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
Capacity 3100 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -