Screen size
Galaxy Watch Ultra21.5"
J610Winner: 1.9"+21%
Quick verdict
Galaxy Watch Ultra2 leads the measured specs 11-6.
Measured wins
Galaxy Watch Ultra2
11
spec wins
Overall winner
Ties
3
equal specs
J610
6
spec wins
Screen size
Technology
Galaxy Watch Ultra2
GSM / HSPA / LTE
J610
GSM
2G bands
Galaxy Watch Ultra2
GSM 850 / 900 / 1800 / 1900
J610
GSM 900 / 1800 / 1900
3G bands
Galaxy Watch Ultra2
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
J610
-
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
Stereo speakers
J610
-
Speed
Galaxy Watch Ultra2
HSPA, LTE
J610
-
GPRS
Galaxy Watch Ultra2
-
J610
Class 10
EDGE
Galaxy Watch Ultra2
-
J610
Class 10
Announced
Galaxy Watch Ultra2
Not announced yet
J610
2007, October. Released 2008, January
Status
Galaxy Watch Ultra2
Rumored
J610
Discontinued
Dimensions
Galaxy Watch Ultra2
-
J610
98.5 x 48.2 x 15.9 mm (3.88 x 1.90 x 0.63 in)
Weight
Galaxy Watch Ultra2
-
J610
81 g (2.86 oz)
Build
Galaxy Watch Ultra2
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 4)
J610
-
SIM
Galaxy Watch Ultra2
eSIM
J610
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
J610
-
Type
Galaxy Watch Ultra2
Super AMOLED, 5000 nits (peak)
J610
TFT, 65K colors
Size
Galaxy Watch Ultra2
1.5 inches
J610
1.9 inches, 11.4 cm2 (~23.9% screen-to-body ratio)
Resolution
Galaxy Watch Ultra2
480 x 480 pixels (~327 ppi density)
J610
176 x 220 pixels (~148 ppi density)
Protection
Galaxy Watch Ultra2
Sapphire crystal glass
J610
-
OS
Galaxy Watch Ultra2
Android Wear OS 6, One UI Watch 9
J610
-
Chipset
Galaxy Watch Ultra2
Snapdragon SW6100 Wear Elite (3 nm)
J610
-
CPU
Galaxy Watch Ultra2
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
J610
-
Card slot
Galaxy Watch Ultra2
No
J610
microSD (dedicated slot)
Internal
Galaxy Watch Ultra2
32GB 2GB RAM, 64GB 2GB RAM
J610
15MB
Phonebook
Galaxy Watch Ultra2
-
J610
Yes, Photo call
Call records
Galaxy Watch Ultra2
-
J610
20 dialed, 20 received, 20 missed calls
Other
Galaxy Watch Ultra2
No
J610
-
Loudspeaker
Galaxy Watch Ultra2
Yes
J610
No
3.5mm jack
Galaxy Watch Ultra2
No
J610
No
Alert types
Galaxy Watch Ultra2
-
J610
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
Galaxy Watch Ultra2
Wi-Fi 802.11 a/b/g/n/ac, dual-band
J610
No
Bluetooth
Galaxy Watch Ultra2
6.0, A2DP, LE
J610
2.0
Positioning
Galaxy Watch Ultra2
GPS (L1+L5), GLONASS, GALILEO, BDS
J610
No
NFC
Galaxy Watch Ultra2
Yes
J610
-
Radio
Galaxy Watch Ultra2
No
J610
FM radio
USB
Galaxy Watch Ultra2
No
J610
2.0
Sensors
Galaxy Watch Ultra2
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive
J610
Messaging
Galaxy Watch Ultra2
-
J610
SMS, MMS, EMS
Browser
Galaxy Watch Ultra2
-
J610
WAP 2.0/WAP Push, xHTML
Games
Galaxy Watch Ultra2
-
J610
Yes
Java
Galaxy Watch Ultra2
-
J610
Yes, MIDP 2.0
Other
Galaxy Watch Ultra2
-
J610
MP3/AAC/AAC+/WMA player MP4/3gp player Organizer Currency converter Voice memo Predictive text input
Type
Galaxy Watch Ultra2
Si/C Li-Ion 800 mAh
J610
Removable Li-Ion 800 mAh battery
Charging
Galaxy Watch Ultra2
10W wireless
J610
-
Stand-by
Galaxy Watch Ultra2
-
J610
Up to 250 h
Talk time
Galaxy Watch Ultra2
-
J610
Up to 2 h 30 min
Colors
Galaxy Watch Ultra2
Gray, Green
J610
Gray, White, Red, Blue
Models
Galaxy Watch Ultra2
SM-L715F
J610
-
Price
Galaxy Watch Ultra2
About 750 EUR
J610
About 90 EUR
SAR
Galaxy Watch Ultra2
-
J610
0.27 W/kg (head) 0.14 W/kg (body)
SAR EU
Galaxy Watch Ultra2
-
J610
0.85 W/kg (head)
Single
Galaxy Watch Ultra2
-
J610
2 MP
Video
Galaxy Watch Ultra2
-
J610
Yes
Other
Galaxy Watch Ultra2
-
J610
No