Screen size
Galaxy Watch Ultra21.5"
ZV40Winner: 1.9"+21%
Quick verdict
Galaxy Watch Ultra2 leads the measured specs 11-5.
Measured wins
Galaxy Watch Ultra2
11
spec wins
Overall winner
Ties
3
equal specs
ZV40
5
spec wins
Screen size
Technology
Galaxy Watch Ultra2
GSM / HSPA / LTE
ZV40
GSM / UMTS
2G bands
Galaxy Watch Ultra2
GSM 850 / 900 / 1800 / 1900
ZV40
GSM 900 / 1800 / 1900
3G bands
Galaxy Watch Ultra2
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
ZV40
UMTS 2100
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
ZV40
-
Speed
Galaxy Watch Ultra2
HSPA, LTE
ZV40
Yes, 384 kbps
Announced
Galaxy Watch Ultra2
Not announced yet
ZV40
2006, July
Status
Galaxy Watch Ultra2
Rumored
ZV40
Discontinued
Dimensions
Galaxy Watch Ultra2
-
ZV40
91 x 47 x 23 mm (3.58 x 1.85 x 0.91 in)
Weight
Galaxy Watch Ultra2
-
ZV40
93 g (3.28 oz)
Build
Galaxy Watch Ultra2
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 4)
ZV40
-
SIM
Galaxy Watch Ultra2
eSIM
ZV40
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
ZV40
-
Type
Galaxy Watch Ultra2
Super AMOLED, 5000 nits (peak)
ZV40
TFT, 256K colors
Size
Galaxy Watch Ultra2
1.5 inches
ZV40
1.9 inches, 11.4 cm2 (~26.6% screen-to-body ratio)
Resolution
Galaxy Watch Ultra2
480 x 480 pixels (~327 ppi density)
ZV40
176 x 220 pixels (~148 ppi density)
Protection
Galaxy Watch Ultra2
Sapphire crystal glass
ZV40
-
Other
Galaxy Watch Ultra2
-
ZV40
Second external STN display, 65K colors (96 x 96 pixel)
OS
Galaxy Watch Ultra2
Android Wear OS 6, One UI Watch 9
ZV40
-
Chipset
Galaxy Watch Ultra2
Snapdragon SW6100 Wear Elite (3 nm)
ZV40
-
CPU
Galaxy Watch Ultra2
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
ZV40
-
Card slot
Galaxy Watch Ultra2
No
ZV40
microSD (dedicated slot)
Internal
Galaxy Watch Ultra2
32GB 2GB RAM, 64GB 2GB RAM
ZV40
30MB
Phonebook
Galaxy Watch Ultra2
-
ZV40
1000 entries, Photo call
Call records
Galaxy Watch Ultra2
-
ZV40
30 dialed, 30 received, 30 missed calls
Other
Galaxy Watch Ultra2
No
ZV40
-
Loudspeaker
Galaxy Watch Ultra2
Yes
ZV40
No
3.5mm jack
Galaxy Watch Ultra2
No
ZV40
No
Alert types
Galaxy Watch Ultra2
-
ZV40
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
Galaxy Watch Ultra2
Wi-Fi 802.11 a/b/g/n/ac, dual-band
ZV40
No
Bluetooth
Galaxy Watch Ultra2
6.0, A2DP, LE
ZV40
Yes
Positioning
Galaxy Watch Ultra2
GPS (L1+L5), GLONASS, GALILEO, BDS
ZV40
No
NFC
Galaxy Watch Ultra2
Yes
ZV40
-
Radio
Galaxy Watch Ultra2
No
ZV40
No
USB
Galaxy Watch Ultra2
No
ZV40
Proprietary
Sensors
Galaxy Watch Ultra2
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (body), temperature (water), BioActive
ZV40
Messaging
Galaxy Watch Ultra2
-
ZV40
SMS, MMS, Email
Browser
Galaxy Watch Ultra2
-
ZV40
WAP 2.0/xHTML
Games
Galaxy Watch Ultra2
-
ZV40
Java
Galaxy Watch Ultra2
-
ZV40
Yes, MIDP 2.0
Other
Galaxy Watch Ultra2
-
ZV40
Video telephony and streaming MP3/AAC/AAC++/WMA player Predictive text input Organizer
Type
Galaxy Watch Ultra2
Si/C Li-Ion 800 mAh
ZV40
Removable Li-Ion 800 mAh battery
Charging
Galaxy Watch Ultra2
10W wireless
ZV40
-
Stand-by
Galaxy Watch Ultra2
-
ZV40
Up to 275 h
Talk time
Galaxy Watch Ultra2
-
ZV40
Up to 4 h
Colors
Galaxy Watch Ultra2
Gray, Green
ZV40
Dark Warm Gray
Models
Galaxy Watch Ultra2
SM-L715F
ZV40
-
Price
Galaxy Watch Ultra2
About 750 EUR
ZV40
-
SAR
Galaxy Watch Ultra2
-
ZV40
0.74 W/kg (head) 0.29 W/kg (body)
SAR EU
Galaxy Watch Ultra2
-
ZV40
1.00 W/kg (head)
Single
Galaxy Watch Ultra2
-
ZV40
1.3 MP
Video
Galaxy Watch Ultra2
-
ZV40
QCIF
Other
Galaxy Watch Ultra2
-
ZV40
No