Screen size
Galaxy Ace NXT4.0"
Galaxy Tab S12 UltraWinner: 14.6"+73%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 18-3.
Measured wins
Galaxy Ace NXT
3
spec wins
Ties
2
equal specs
Galaxy Tab S12 Ultra
18
spec wins
Overall winner
Screen size
Technology
Galaxy Ace NXT
GSM / HSPA
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy Ace NXT
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Ace NXT
HSDPA 900 / 2100
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
Galaxy Ace NXT
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 Ace NXT
-
Galaxy Tab S12 Ultra
LTE
5G bands
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Announced
Galaxy Ace NXT
2014, July. Released 2014, August
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy Ace NXT
Discontinued
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy Ace NXT
121.4 x 62.9 x 10.7 mm (4.78 x 2.48 x 0.42 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 Ace NXT
123 g (4.34 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
SIM
Galaxy Ace NXT
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Build
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Other
Galaxy Ace NXT
-
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 Ace NXT
TFT
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy Ace NXT
4.0 inches, 45.5 cm2 (~59.6% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy Ace NXT
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
OS
Galaxy Ace NXT
Android 4.4.2 (KitKat)
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
CPU
Galaxy Ace NXT
1.2 GHz Cortex-A7
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Chipset
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
GPU
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy Ace NXT
microSDHC (dedicated slot)
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy Ace NXT
4GB 512MB RAM
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
UFS
Single
Galaxy Ace NXT
3.15 MP
Galaxy Tab S12 Ultra
-
Features
Galaxy Ace NXT
LED flash
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Video
Galaxy Ace NXT
VGA@30fps
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy Ace NXT
-
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 Ace NXT
VGA, SM-G313HZ only
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy Ace NXT
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Features
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
HDR
Loudspeaker
Galaxy Ace NXT
Yes
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy Ace NXT
Yes
Galaxy Tab S12 Ultra
No
WLAN
Galaxy Ace NXT
Wi-Fi 802.11 b/g/n, 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 Ace NXT
4.0, A2DP
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy Ace NXT
GPS, GLONASS
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy Ace NXT
No
Galaxy Tab S12 Ultra
No
Radio
Galaxy Ace NXT
FM radio
Galaxy Tab S12 Ultra
No
USB
Galaxy Ace NXT
microUSB 2.0
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Sensors
Galaxy Ace NXT
Accelerometer
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy Ace NXT
Li-Ion 1500 mAh, removable
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Talk time
Galaxy Ace NXT
Up to 8 h (3G)
Galaxy Tab S12 Ultra
-
Music play
Galaxy Ace NXT
Up to 29 h
Galaxy Tab S12 Ultra
-
Charging
Galaxy Ace NXT
-
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy Ace NXT
Black
Galaxy Tab S12 Ultra
Gray, Silver
Models
Galaxy Ace NXT
SM-G313H, SM-G313HZ
Galaxy Tab S12 Ultra
SM-X940, SM-X946
SAR EU
Galaxy Ace NXT
0.68 W/kg (head) 0.68 W/kg (body)
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Price
Galaxy Ace NXT
About 90 EUR
Galaxy Tab S12 Ultra
About 1570 EUR