Screen size
Galaxy S20 5G UW6.2"
Galaxy Tab S12 UltraWinner: 14.6"+58%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 14-3.
Measured wins
Galaxy S20 5G UW
3
spec wins
Ties
6
equal specs
Galaxy Tab S12 Ultra
14
spec wins
Overall winner
Screen size
Technology
Galaxy S20 5G UW
GSM / CDMA / HSPA / EVDO / LTE / 5G
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy S20 5G UW
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S20 5G UW
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy S20 5G UW
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
equal specs2, 3, 4, 5, 7, 8, 13, 18, 19, 20, 26, 28, 48, 66
Galaxy Tab S12 Ultra
LTE
5G bands
Galaxy S20 5G UW
260, 261 mmWave
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Speed
Galaxy S20 5G UW
HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Announced
Galaxy S20 5G UW
2020, May 20
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy S20 5G UW
Available. Released 2020, June 04
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy S20 5G UW
151.7 x 69.1 x 8.1 mm (5.97 x 2.72 x 0.32 in)
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Weight
Galaxy S20 5G UW
168.1 g (5.93 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Build
Galaxy S20 5G UW
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
SIM
Galaxy S20 5G UW
Nano-SIM (pre-installed)
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Other
Galaxy S20 5G UW
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Galaxy Tab S12 Ultra
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Type
Galaxy S20 5G UW
Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy S20 5G UW
6.2 inches, 92.8 cm2 (~88.5% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy S20 5G UW
1440 x 3200 pixels, 20:9 ratio (~566 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Protection
Galaxy S20 5G UW
Corning Gorilla Glass 6
Galaxy Tab S12 Ultra
-
Other
Galaxy S20 5G UW
120Hz@FHD/60Hz@QHD refresh rate
Galaxy Tab S12 Ultra
-
OS
Galaxy S20 5G UW
Android 10, One UI 2.5
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy S20 5G UW
Qualcomm SM8250 Snapdragon 865 5G (7 nm+)
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy S20 5G UW
Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy S20 5G UW
Adreno 650
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy S20 5G UW
No
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy S20 5G UW
128GB 8GB RAM
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy S20 5G UW
UFS 3.0
Galaxy Tab S12 Ultra
UFS
Triple
Galaxy S20 5G UW
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Galaxy Tab S12 Ultra
-
Features
Galaxy S20 5G UW
LED flash, auto-HDR, panorama
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Video
Galaxy S20 5G UW
8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy S20 5G UW
-
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
Single
Galaxy S20 5G UW
10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Features
Galaxy S20 5G UW
HDR
Galaxy Tab S12 Ultra
HDR
Video
Galaxy S20 5G UW
4K@30/60fps, 1080p@30fps
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Loudspeaker
Galaxy S20 5G UW
Yes, with stereo speakers
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy S20 5G UW
No
Galaxy Tab S12 Ultra
No
Other
Galaxy S20 5G UW
High-bitrate audio support Tuned by AKG
Galaxy Tab S12 Ultra
-
WLAN
Galaxy S20 5G UW
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S20 5G UW
5.0, A2DP, LE
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy S20 5G UW
GPS, GLONASS, BDS, GALILEO
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy S20 5G UW
Yes
Galaxy Tab S12 Ultra
No
Radio
Galaxy S20 5G UW
FM radio
Galaxy Tab S12 Ultra
No
USB
Galaxy S20 5G UW
USB Type-C 3.2, OTG
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Sensors
Galaxy S20 5G UW
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy S20 5G UW
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy S20 5G UW
Li-Ion 4000 mAh
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Charging
Galaxy S20 5G UW
25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy S20 5G UW
Cloud Pink, Cosmic Grey, Cloud White
Galaxy Tab S12 Ultra
Gray, Silver
Models
Galaxy S20 5G UW
SM-G981V
Galaxy Tab S12 Ultra
SM-X940, SM-X946
SAR
Galaxy S20 5G UW
0.91 W/kg (head) 1.05 W/kg (body)
Galaxy Tab S12 Ultra
-
Price
Galaxy S20 5G UW
About 880 EUR
Galaxy Tab S12 Ultra
About 1570 EUR
SAR EU
Galaxy S20 5G UW
-
Galaxy Tab S12 Ultra
0.47 W/kg (body)