Screen size
D730Winner: 1.8"+18%
Galaxy Watch91.5"
Quick verdict
Galaxy Watch9 leads the measured specs 11-6.
Measured wins
D730
6
spec wins
Ties
2
equal specs
Galaxy Watch9
11
spec wins
Overall winner
Screen size
Technology
D730
GSM
Galaxy Watch9
GSM / HSPA / LTE
2G bands
D730
GSM 900 / 1800 / 1900
Galaxy Watch9
GSM 850 / 900 / 1800 / 1900
GPRS
D730
Class 10
Galaxy Watch9
-
EDGE
D730
No
Galaxy Watch9
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
-
3G bands
D730
-
Galaxy Watch9
HSDPA 850 / 900 / 2100
4G bands
D730
-
Galaxy Watch9
LTE
Speed
D730
-
Galaxy Watch9
HSPA, LTE
Announced
D730
2005, Q1
Galaxy Watch9
Not announced yet
Status
D730
Discontinued
Galaxy Watch9
Rumored
Dimensions
D730
95 x 48 x 24 mm (3.74 x 1.89 x 0.94 in)
Galaxy Watch9
-
Weight
D730
95 g (3.35 oz)
Galaxy Watch9
-
SIM
D730
Mini-SIM
Galaxy Watch9
eSIM
Build
D730
-
Galaxy Watch9
Glass front (Sapphire crystal), aluminum frame
Other
D730
-
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
Type
D730
TFT, 256K colors
Galaxy Watch9
Super AMOLED, 3000 nits (peak)
Size
D730
1.8 inches, 29 x 36 mm, 10.2 cm2 (~22.4% screen-to-body ratio)
Galaxy Watch9
1.47 inches
Resolution
D730
176 x 220 pixels (~157 ppi density)
Galaxy Watch9
480 x 480 pixels (~327 ppi density)
Other
D730
Second external TFT display, 65K colors (96 x 96 pixels)
Galaxy Watch9
-
Protection
D730
-
Galaxy Watch9
Sapphire crystal
OS
D730
Symbian, Series 60 UI
Galaxy Watch9
Android Wear OS 6, One UI Watch 9
CPU
D730
TI 192 MHz
Galaxy Watch9
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
Chipset
D730
-
Galaxy Watch9
Snapdragon SW6100 Wear Elite (3 nm)
Card slot
D730
MMC-micro
Galaxy Watch9
No
Internal
D730
18MB
Galaxy Watch9
32GB 2GB RAM
Single
D730
1.3 MP
Galaxy Watch9
-
Features
D730
LED flash
Galaxy Watch9
-
Video
D730
Yes
Galaxy Watch9
-
Other
D730
No
Galaxy Watch9
-
Loudspeaker
D730
No
Galaxy Watch9
Yes
Alert types
D730
Vibration; Downloadable polyphonic, MP3 ringtones
Galaxy Watch9
-
3.5mm jack
D730
No
Galaxy Watch9
No
WLAN
D730
No
Galaxy Watch9
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
D730
2.0
Galaxy Watch9
6.0, A2DP, LE
Positioning
D730
No
Galaxy Watch9
GPS (L1+L5), GLONASS, GALILEO, BDS
Infrared port
D730
Yes
Galaxy Watch9
-
Radio
D730
No
Galaxy Watch9
No
USB
D730
Proprietary
Galaxy Watch9
No
NFC
D730
-
Galaxy Watch9
Yes
Sensors
D730
Galaxy Watch9
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
Browser
D730
WAP 2.0/xHTML
Galaxy Watch9
-
Other
D730
MP3/AAC/MPEG player Document viewer (Word, Excel, PowerPoint, PDF) SyncML Predictive text input Voice memo Voice command Organizer
Galaxy Watch9
-
Type
D730
Removable Li-Ion 1000 mAh battery
Galaxy Watch9
Li-Ion 445 mAh
Stand-by
D730
Up to 285 h
Galaxy Watch9
-
Talk time
D730
Up to 5 h
Galaxy Watch9
-
Charging
D730
-
Galaxy Watch9
10W wireless
Colors
D730
Galaxy Watch9
Silver; other colors
SAR EU
D730
1.01 W/kg (head)
Galaxy Watch9
-
Other
D730
-
Galaxy Watch9
No