Screen size
Galaxy Watch Ultra21.5"
X300Winner: 1.7"+12%
Quick verdict
Galaxy Watch Ultra2 leads the measured specs 11-3.
Measured wins
Galaxy Watch Ultra2
11
spec wins
Overall winner
Ties
4
equal specs
X300
3
spec wins
Screen size
Technology
Galaxy Watch Ultra2
GSM / HSPA / LTE
X300
GSM
2G bands
Galaxy Watch Ultra2
GSM 850 / 900 / 1800 / 1900
X300
GSM 900 / 1800 / 1900
3G bands
Galaxy Watch Ultra2
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
X300
-
4G bands
Galaxy Watch Ultra2
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
X300
-
Speed
Galaxy Watch Ultra2
HSPA, LTE
X300
-
GPRS
Galaxy Watch Ultra2
-
X300
Class 10
EDGE
Galaxy Watch Ultra2
-
X300
No
Announced
Galaxy Watch Ultra2
Not announced yet
X300
2006, February
Status
Galaxy Watch Ultra2
Rumored
X300
Discontinued
Dimensions
Galaxy Watch Ultra2
-
X300
85 x 43 x 22 mm (3.35 x 1.69 x 0.87 in)
Weight
Galaxy Watch Ultra2
-
X300
77 g (2.72 oz)
Build
Galaxy Watch Ultra2
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 4)
X300
-
SIM
Galaxy Watch Ultra2
eSIM
X300
Mini-SIM
Other
Galaxy Watch Ultra2
IP68 dust tight and water resistant (immersible up to 100m/10ATM for 10 min) MIL-STD-810H compliant ECG certified
X300
-
Type
Galaxy Watch Ultra2
Super AMOLED, 5000 nits (peak)
X300
UFB, 65K colors
Size
Galaxy Watch Ultra2
1.5 inches
X300
1.7 inches, 28 x 34 mm, 9.1 cm2 (~24.9% screen-to-body ratio)
Resolution
Galaxy Watch Ultra2
480 x 480 pixels (~327 ppi density)
X300
128 x 160 pixels (~121 ppi density)
Protection
Galaxy Watch Ultra2
Sapphire crystal glass
X300
-
Other
Galaxy Watch Ultra2
-
X300
Second external mono display (80 x 80 pixels)
OS
Galaxy Watch Ultra2
Android Wear OS 6, One UI Watch 9
X300
-
Chipset
Galaxy Watch Ultra2
Snapdragon SW6100 Wear Elite (3 nm)
X300
-
CPU
Galaxy Watch Ultra2
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
X300
-
Card slot
Galaxy Watch Ultra2
No
X300
No
Internal
Galaxy Watch Ultra2
32GB 2GB RAM, 64GB 2GB RAM
X300
1.1MB
Phonebook
Galaxy Watch Ultra2
-
X300
500 entries
Call records
Galaxy Watch Ultra2
-
X300
20 dialed, 20 received, 20 missed calls
Other
Galaxy Watch Ultra2
-
X300
200 short messages
Other
Galaxy Watch Ultra2
No
X300
No
Loudspeaker
Galaxy Watch Ultra2
Yes
X300
Yes
3.5mm jack
Galaxy Watch Ultra2
No
X300
No
Alert types
Galaxy Watch Ultra2
-
X300
Vibration; Downloadable polyphonic ringtones
WLAN
Galaxy Watch Ultra2
Wi-Fi 802.11 a/b/g/n/ac, dual-band
X300
No
Bluetooth
Galaxy Watch Ultra2
6.0, A2DP, LE
X300
No
Positioning
Galaxy Watch Ultra2
GPS (L1+L5), GLONASS, GALILEO, BDS
X300
No
NFC
Galaxy Watch Ultra2
Yes
X300
-
Radio
Galaxy Watch Ultra2
No
X300
Stereo FM radio
USB
Galaxy Watch Ultra2
No
X300
No
Infrared port
Galaxy Watch Ultra2
-
X300
Yes
Sensors
Galaxy Watch Ultra2
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive
X300
Messaging
Galaxy Watch Ultra2
-
X300
SMS, EMS, MMS
Browser
Galaxy Watch Ultra2
-
X300
WAP 1.2.1
Games
Galaxy Watch Ultra2
-
X300
Java
Galaxy Watch Ultra2
-
X300
Yes, MIDP 2.0
Other
Galaxy Watch Ultra2
-
X300
Predictive text input Organizer Voice memo
Type
Galaxy Watch Ultra2
Si/C Li-Ion 800 mAh
X300
Removable Li-Ion 800 mAh battery
Charging
Galaxy Watch Ultra2
10W wireless
X300
-
Stand-by
Galaxy Watch Ultra2
-
X300
Up to 200 h
Talk time
Galaxy Watch Ultra2
-
X300
Up to 3 h
Colors
Galaxy Watch Ultra2
Gray, Green
X300
Light Silver, Modern Black, Black Silver, Indian Pink
Models
Galaxy Watch Ultra2
SM-L715F
X300
-
Price
Galaxy Watch Ultra2
About 750 EUR
X300
-
SAR EU
Galaxy Watch Ultra2
-
X300
0.39 W/kg (head)