Screen size
B300Winner: 1.5"+3.3%
Galaxy Watch91.5"
Quick verdict
Galaxy Watch9 leads the measured specs 11-4.
Measured wins
B300
4
spec wins
Ties
3
equal specs
Galaxy Watch9
11
spec wins
Overall winner
Screen size
Technology
B300
GSM
Galaxy Watch9
GSM / HSPA / LTE
2G bands
B300
GSM 900 / 1800
Galaxy Watch9
GSM 850 / 900 / 1800 / 1900
GPRS
B300
Class 10
Galaxy Watch9
-
EDGE
B300
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
equal specsStereo speakers
-
3G bands
B300
-
Galaxy Watch9
HSDPA 850 / 900 / 2100
4G bands
B300
-
Galaxy Watch9
LTE
Speed
B300
-
Galaxy Watch9
HSPA, LTE
Announced
B300
2008, June. Released 2008, July
Galaxy Watch9
Not announced yet
Status
B300
Discontinued
Galaxy Watch9
Rumored
Dimensions
B300
87 x 45 x 19 mm (3.43 x 1.77 x 0.75 in)
Galaxy Watch9
-
Weight
B300
78 g (2.75 oz)
Galaxy Watch9
-
SIM
B300
Mini-SIM
Galaxy Watch9
eSIM
Build
B300
-
Galaxy Watch9
Glass front (Sapphire crystal), aluminum frame
Other
B300
-
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
B300
CSTN, 65K colors
Galaxy Watch9
Super AMOLED, 3000 nits (peak)
Size
B300
1.52 inches, 7.5 cm2 (~19.0% screen-to-body ratio)
Galaxy Watch9
1.47 inches
Resolution
B300
128 x 128 pixels, 1:1 ratio (~119 ppi density)
Galaxy Watch9
480 x 480 pixels (~327 ppi density)
Protection
B300
-
Galaxy Watch9
Sapphire crystal
Card slot
B300
No
Galaxy Watch9
No
Phonebook
B300
500 entries
Galaxy Watch9
-
Call records
B300
30 dialed, 30 received, 30 missed calls
Galaxy Watch9
-
Internal
B300
2MB
Galaxy Watch9
32GB 2GB RAM
Other
B300
No
Galaxy Watch9
No
Loudspeaker
B300
Yes
Galaxy Watch9
Yes
Alert types
B300
Vibration; Downloadable polyphonic, MP3 ringtones
Galaxy Watch9
-
3.5mm jack
B300
No
Galaxy Watch9
No
WLAN
B300
No
Galaxy Watch9
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
B300
No
Galaxy Watch9
6.0, A2DP, LE
Positioning
B300
No
Galaxy Watch9
GPS (L1+L5), GLONASS, GALILEO, BDS
Radio
B300
FM radio
Galaxy Watch9
No
USB
B300
Proprietary
Galaxy Watch9
No
NFC
B300
-
Galaxy Watch9
Yes
Sensors
B300
Galaxy Watch9
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
Messaging
B300
SMS, EMS, MMS
Galaxy Watch9
-
Browser
B300
WAP 2.0/xHTML
Galaxy Watch9
-
Games
B300
Yes
Galaxy Watch9
-
Java
B300
Yes, MIDP 2.0
Galaxy Watch9
-
Other
B300
MP3 player Organizer Predictive text input
Galaxy Watch9
-
Type
B300
Removable Li-Ion 800 mAh battery
Galaxy Watch9
Li-Ion 445 mAh
Stand-by
B300
Up to 200 h
Galaxy Watch9
-
Talk time
B300
Up to 3 h
Galaxy Watch9
-
Charging
B300
-
Galaxy Watch9
10W wireless
Colors
B300
Blue
Galaxy Watch9
Silver; other colors
SAR EU
B300
0.73 W/kg (head)
Galaxy Watch9
-
Price
B300
About 80 EUR
Galaxy Watch9
-
OS
B300
-
Galaxy Watch9
Android Wear OS 6, One UI Watch 9
Chipset
B300
-
Galaxy Watch9
Snapdragon SW6100 Wear Elite (3 nm)
CPU
B300
-
Galaxy Watch9
Penta-core (1x2.1 GHz & 4x 1.95 GHz)