Screen size
Galaxy Watch91.5"
J750Winner: 1.8"+18%
Quick verdict
Galaxy Watch9 leads the measured specs 11-7.
Measured wins
Galaxy Watch9
11
spec wins
Overall winner
Ties
2
equal specs
J750
7
spec wins
Screen size
Technology
Galaxy Watch9
GSM / HSPA / LTE
J750
GSM / UMTS
2G bands
Galaxy Watch9
GSM 850 / 900 / 1800 / 1900
J750
GSM 900 / 1800 / 1900
3G bands
Galaxy Watch9
HSDPA 850 / 900 / 2100
J750
UMTS 2100
4G bands
Galaxy Watch9
LTE
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
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
J750
-
Speed
Galaxy Watch9
HSPA, LTE
J750
Yes, 384 kbps
Announced
Galaxy Watch9
Not announced yet
J750
2007, October. Released 2008, January
Status
Galaxy Watch9
Rumored
J750
Discontinued
Dimensions
Galaxy Watch9
-
J750
99 x 48 x 18.4 mm (3.90 x 1.89 x 0.72 in)
Weight
Galaxy Watch9
-
J750
79 g (2.79 oz)
Build
Galaxy Watch9
Glass front (Sapphire crystal), aluminum frame
J750
-
SIM
Galaxy Watch9
eSIM
J750
Mini-SIM
Other
Galaxy Watch9
MIL-STD-810H compliant* IP68 dust tight and water resistant (immersible up to 50m/5ATM) ECG certified Blood pressure monitor Armor aluminum 2 frame *does not guarantee ruggedness or use in extreme conditions
J750
-
Type
Galaxy Watch9
Super AMOLED, 3000 nits (peak)
J750
TFT, 256K colors
Size
Galaxy Watch9
1.47 inches
J750
1.8 inches, 10.2 cm2 (~21.5% screen-to-body ratio)
Resolution
Galaxy Watch9
480 x 480 pixels (~327 ppi density)
J750
176 x 220 pixels (~157 ppi density)
Protection
Galaxy Watch9
Sapphire crystal
J750
-
OS
Galaxy Watch9
Android Wear OS 6, One UI Watch 9
J750
-
Chipset
Galaxy Watch9
Snapdragon SW6100 Wear Elite (3 nm)
J750
-
CPU
Galaxy Watch9
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
J750
-
Card slot
Galaxy Watch9
No
J750
microSD (dedicated slot)
Internal
Galaxy Watch9
32GB 2GB RAM
J750
8MB
Phonebook
Galaxy Watch9
-
J750
1000 entries, Photocall
Call records
Galaxy Watch9
-
J750
20 dialed, 20 received, 20 missed calls
Other
Galaxy Watch9
No
J750
-
Loudspeaker
Galaxy Watch9
Yes
J750
Yes
3.5mm jack
Galaxy Watch9
No
J750
No
Alert types
Galaxy Watch9
-
J750
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
Galaxy Watch9
Wi-Fi 802.11 a/b/g/n/ac, dual-band
J750
No
Bluetooth
Galaxy Watch9
6.0, A2DP, LE
J750
2.0, A2DP
Positioning
Galaxy Watch9
GPS (L1+L5), GLONASS, GALILEO, BDS
J750
No
NFC
Galaxy Watch9
Yes
J750
-
Radio
Galaxy Watch9
No
J750
No
USB
Galaxy Watch9
No
J750
2.0
Sensors
Galaxy Watch9
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
J750
Messaging
Galaxy Watch9
-
J750
SMS(up to 200), MMS, Email
Browser
Galaxy Watch9
-
J750
WAP 2.0/xHTML, HTML (NetFront 3.4)
Games
Galaxy Watch9
-
J750
Yes
Java
Galaxy Watch9
-
J750
Yes, MIDP 2.0
Other
Galaxy Watch9
-
J750
MP4/3gp player/recorder MP3/AMR/AAC+/RA player Sync ML Organizer Currency converter Voice memo Predictive text input
Type
Galaxy Watch9
Li-Ion 445 mAh
J750
Removable Li-Ion 800 mAh battery
Charging
Galaxy Watch9
10W wireless
J750
-
Stand-by
Galaxy Watch9
-
J750
Up to 300 h
Talk time
Galaxy Watch9
-
J750
Up to 3 h
Colors
Galaxy Watch9
Silver; other colors
J750
Black
SAR
Galaxy Watch9
-
J750
0.38 W/kg (head) 0.46 W/kg (body)
SAR EU
Galaxy Watch9
-
J750
0.54 W/kg (head)
Price
Galaxy Watch9
-
J750
About 70 EUR
Single
Galaxy Watch9
-
J750
1.3 MP
Video
Galaxy Watch9
-
J750
Yes
Single
Galaxy Watch9
-
J750
VGA videocall camera
Video
Galaxy Watch9
-
J750