Screen size
Galaxy S5 mini Duos4.5"
Galaxy Tab S12 UltraWinner: 14.6"+69%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 18-3.
Measured wins
Galaxy S5 mini Duos
3
spec wins
Ties
2
equal specs
Galaxy Tab S12 Ultra
18
spec wins
Overall winner
Screen size
Technology
Galaxy S5 mini Duos
GSM / HSPA
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy S5 mini Duos
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S5 mini Duos
HSDPA 850 / 900 / 1900 / 2100
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
Galaxy S5 mini Duos
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
4G bands
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
LTE
5G bands
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Announced
Galaxy S5 mini Duos
2014, August. Released 2014, August
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy S5 mini Duos
Discontinued
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy S5 mini Duos
131.1 x 64.8 x 9.1 mm (5.16 x 2.55 x 0.36 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 S5 mini Duos
118 g (4.16 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
SIM
Galaxy S5 mini Duos
Dual SIM (Micro-SIM, dual stand-by)
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Other
Galaxy S5 mini Duos
IP67 dust/water resistant (up to 1m 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
Build
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Type
Galaxy S5 mini Duos
Super AMOLED
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy S5 mini Duos
4.5 inches, 55.8 cm2 (~65.7% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy S5 mini Duos
720 x 1280 pixels, 16:9 ratio (~326 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
OS
Galaxy S5 mini Duos
Android 4.4.4 (KitKat), upgradable to 6.0.1 (Marshmallow), TouchWiz UI
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
CPU
Galaxy S5 mini Duos
Quad-core 1.4 GHz
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Chipset
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
GPU
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy S5 mini Duos
microSDXC (dedicated slot)
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy S5 mini Duos
16GB 1.5GB RAM
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
UFS
Single
Galaxy S5 mini Duos
8 MP, AF
Galaxy Tab S12 Ultra
-
Features
Galaxy S5 mini Duos
LED flash, HDR, panorama
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Video
Galaxy S5 mini Duos
1080p@30fps
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy S5 mini Duos
-
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 S5 mini Duos
2.1 MP
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy S5 mini Duos
1080p@30fps
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Features
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
HDR
Loudspeaker
Galaxy S5 mini Duos
Yes
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy S5 mini Duos
Yes
Galaxy Tab S12 Ultra
No
WLAN
Galaxy S5 mini Duos
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, hotspot
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S5 mini Duos
4.0, A2DP, EDR, LE, aptX
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy S5 mini Duos
GPS, GLONASS
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy S5 mini Duos
No
Galaxy Tab S12 Ultra
No
Infrared port
Galaxy S5 mini Duos
Yes
Galaxy Tab S12 Ultra
-
Radio
Galaxy S5 mini Duos
No
Galaxy Tab S12 Ultra
No
USB
Galaxy S5 mini Duos
microUSB 2.0
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Sensors
Galaxy S5 mini Duos
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, heart rate
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy S5 mini Duos
Li-Ion 2100 mAh, removable
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Talk time
Galaxy S5 mini Duos
Up to 16 h (3G)
Galaxy Tab S12 Ultra
-
Music play
Galaxy S5 mini Duos
Up to 63 h
Galaxy Tab S12 Ultra
-
Charging
Galaxy S5 mini Duos
-
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy S5 mini Duos
Charcoal Black, Shimmery White
Galaxy Tab S12 Ultra
Gray, Silver
Models
Galaxy S5 mini Duos
SM-G800H
Galaxy Tab S12 Ultra
SM-X940, SM-X946
SAR
Galaxy S5 mini Duos
1.07 W/kg (head) 0.95 W/kg (body)
Galaxy Tab S12 Ultra
-
SAR EU
Galaxy S5 mini Duos
0.69 W/kg (head) 0.54 W/kg (body)
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Price
Galaxy S5 mini Duos
About 250 EUR
Galaxy Tab S12 Ultra
About 1570 EUR