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Samsung Galaxy S20 Ultra vs Samsung Galaxy A21S vs Samsung Galaxy S9

Last Updated: Sat, 12 Sep'20

Show Differences onlyCommon Specs only

Samsung Galaxy S20 Ultra

Samsung Galaxy A21s

Samsung Galaxy S9

Show Differences onlyCommon Specs only

Samsung Galaxy S20 Ultra

Samsung Galaxy A21s

Samsung Galaxy S9

Basic Information

Height
6.57 inches
6.44 inches
5.81 inches
Width
2.99 inches
2.96 inches
2.70 inches
Thickness
0.35 inches
0.35 inches
0.33 inches
Weight
220 g
192 g
163 g
Color
Cosmic Grey, Cosmic Black
Black, White, Blue
Midnight Black, Coral Blue, Lilac Purple
Build
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame
Back Panel: Plastic
Front/back glass (Gorilla Glass 5), aluminum frame

Screen Size
6.9 inches
6.5 inches
5.8 inches
Display Type
Dynamic AMOLED 2X capacitive touchscreen
PLS TFT capacitive touchscreen
Super AMOLED capacitive touchscreen
Display Resolution
1440 x 3200 pixels
720 x 1600 pixels
1440 x 2960 pixels
Pixel Density
511 ppi
270 ppi
570 ppi
Aspect Ratio
20:09
20:09
18.5:9
Protection
Corning Gorilla Glass 6
Corning Gorilla Glass 5
Screen to Body Ratio
89.90%
82.80%
83.60%

GPU
Mali-G77 MP11|Adreno 650
Mali-G52
Mali-G72 MP18
OS
Android 10.0 One UI 2
Android 10, One UI 2.0
Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
Chipset GP
Exynos 990 (7 nm+)|Qualcomm SM8250 Snapdragon 865 (7 nm+)
Exynos 850 (8nm)
Exynos 9810 (10 nm)
CPU
Octa-core (2x2.73 GHz Mongoose M5 2x2.50 GHz Cortex-A76 4x2.0 GHz Cortex-A55)|Octa-core (1x2.84 GHz Kryo 585 3x2.42 GHz Kryo 585 4x1.8 GHz Kryo 585)
Octa-core (4x2.0 GHz Cortex-A55, 4x2.0 GHz Cortex-A55)
Octa-core (4x2.7 GHz Mongoose M3 4x1.8 GHz Cortex-A55)

RAM/Internal Storage
128GB 12GB RAM
64GB 4GB RAM, 64GB 6GB RAM
64/128/256 GB, 4 GB RAM
Expandable Memory
microSDXC (uses shared SIM slot), Up to 1TB
microSDXC (dedicated slot), Up to 512GB
microSD, up to 1 TB (uses shared SIM slot) - dual SIM model only

Quad Camera
108 MP, f/1.8, 26mm (wide), 1/1.33", 0.8micron, PDAF|48 MP, f/3.5, 103mm (periscope telephoto), 1/2.0", 0.8micron, PDAF|12 MP, f/2.2, 13mm (ultrawide), 1.4micron, Super Steady video|0.3 MP, TOF 3D, f/1.0, (depth)
48 MP, f/2.0, 26mm (wide), 1/2.0, 0.8 micron|8 MP, f/2.2, 123degree (ultrawide), 1/4.0, 1.12 micron|2 MP, f/2.4, (macro)|2 MP, f/2.4, (depth)
Autofocus
PDAF
PDAF
Dual Pixel PDAF
OIS
OIS
OIS
Back Camera Video
8K24fps, 4K30/60fps, 1080p30/60/240fps, 720p960fps, HDR10+, stereo sound rec., gyro-EIS & OIS
1080p30fps
2160p60fps, 1080p240fps, 720p960fps, HDR, dual-video rec.
Back Camera Features
LED flash, auto-HDR, panorama
LED flash, panorama, HDR
LED flash, auto-HDR, panorama

Dual Camera
40 MP, f/2.2, 26mm (wide), 0.7 micron, PDAF
Front Camera Video
4K30/60fps, 1080p30fps
1080p30fps
1440p30fps
Front Camera Features
Dual video call, Auto-HDR
Dual video call, Auto-HDR
Single Camera
13 MP, f/2.2, (wide), 1/3.1, 1.12 micron
8 MP, f/1.7, 25mm (wide), 1/3.6, 1.22 micron, AF

HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes, with stereo speakers
Yes
Yes
Audio Features
32-bit/384kHz audio|Tuned by AKG
32-bit/384kHz audio|Active noise cancellation with dedicated mic

Battery Capacity
5000 mAh battery
5000 mAh battery
3000 mAh
User Replaceable
Non-removable
Non-removable
Non-removable
Talk Time
Up to 25 Hours (4G LTE)
Charging
Fast charging 45W|USB Power Delivery 3.0|Fast Qi/PMA wireless charging 15W|Reverse wireless charging 9W
Fast charging 15W
Fast battery charging 15W (Quick Charge 2.0)|Qi/PMA wireless charging (market dependent)
Battery Type
Li-Po
Li-Po
Li-Ion

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, 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
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, BDS, GALILEO
Radio
Unspecified
Unspecified
FM radio
USB
3.2, Type-C 1.0 reversible connector, USB On-The-Go
2.0, Type-C 1.0 reversible connector
3.1, Type-C 1.0 reversible connector
NFC
Yes
No
Yes
SIM
Single SIM (Nano-SIM and/or eSIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / CDMA / HSPA / EVDO / LTE
GSM / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE

Sensors
Fingerprint (under display, ultrasonic), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, RGB Light Sensor, Proximity Sensor
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Water Resistant
IP68 dust/water resistant (up to 1.5m for 30 mins)
IP68 dust/water proof (up to 1.5m for 30 mins)

Announced On
2020, February 11
2020, May 15
2018, February
Status
Available. Released 2020, February 15
Available. Released 2020, June 17
Available. Released 2018, March