Screen size
Galaxy Watch91.5"
X820Winner: 1.8"+18%
Quick verdict
Galaxy Watch9 leads the measured specs 11-5.
Measured wins
Galaxy Watch9
11
spec wins
Overall winner
Ties
3
equal specs
X820
5
spec wins
Screen size
Technology
Galaxy Watch9
GSM / HSPA / LTE
X820
GSM
2G bands
Galaxy Watch9
GSM 850 / 900 / 1800 / 1900
X820
GSM 900 / 1800 / 1900
3G bands
Galaxy Watch9
HSDPA 850 / 900 / 2100
X820
-
4G bands
Galaxy Watch9
LTE
X820
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
-
Speed
Galaxy Watch9
HSPA, LTE
X820
-
GPRS
Galaxy Watch9
-
X820
Class 10
EDGE
Galaxy Watch9
-
X820
Class 10
Announced
Galaxy Watch9
Not announced yet
X820
2006, May
Status
Galaxy Watch9
Rumored
X820
Discontinued
Dimensions
Galaxy Watch9
-
X820
113 x 50 x 6.9 mm (4.45 x 1.97 x 0.27 in)
Weight
Galaxy Watch9
-
X820
66 g (2.33 oz)
Build
Galaxy Watch9
Glass front (Sapphire crystal), aluminum frame
X820
-
SIM
Galaxy Watch9
eSIM
X820
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
X820
-
Type
Galaxy Watch9
Super AMOLED, 3000 nits (peak)
X820
TFT, 256K colors
Size
Galaxy Watch9
1.47 inches
X820
1.8 inches, 35 x 28 mm, 10.2 cm2 (~18.0% screen-to-body ratio)
Resolution
Galaxy Watch9
480 x 480 pixels (~327 ppi density)
X820
220 x 176 pixels (~157 ppi density)
Protection
Galaxy Watch9
Sapphire crystal
X820
-
OS
Galaxy Watch9
Android Wear OS 6, One UI Watch 9
X820
-
Chipset
Galaxy Watch9
Snapdragon SW6100 Wear Elite (3 nm)
X820
-
CPU
Galaxy Watch9
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
X820
-
Card slot
Galaxy Watch9
No
X820
No
Internal
Galaxy Watch9
32GB 2GB RAM
X820
80MB
Phonebook
Galaxy Watch9
-
X820
1000 entries, Photocall
Call records
Galaxy Watch9
-
X820
30 dialed, 30 received, 30 missed calls
Other
Galaxy Watch9
-
X820
3.7 MB for messages
Other
Galaxy Watch9
No
X820
-
Loudspeaker
Galaxy Watch9
Yes
X820
Yes
3.5mm jack
Galaxy Watch9
No
X820
No
Alert types
Galaxy Watch9
-
X820
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
Galaxy Watch9
Wi-Fi 802.11 a/b/g/n/ac, dual-band
X820
No
Bluetooth
Galaxy Watch9
6.0, A2DP, LE
X820
1.2, A2DP
Positioning
Galaxy Watch9
GPS (L1+L5), GLONASS, GALILEO, BDS
X820
No
NFC
Galaxy Watch9
Yes
X820
-
Radio
Galaxy Watch9
No
X820
No
USB
Galaxy Watch9
No
X820
Proprietary
Sensors
Galaxy Watch9
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
X820
Messaging
Galaxy Watch9
-
X820
SMS, EMS, MMS, Email
Browser
Galaxy Watch9
-
X820
WAP 2.0/xHTML
Games
Galaxy Watch9
-
X820
Yes + downloadable
Java
Galaxy Watch9
-
X820
Yes, MIDP 2.0
Other
Galaxy Watch9
-
X820
MP3/AAC/AAC+ player Predictive text input Organizer Document viewer (Word, Excel, PowerPoint, PDF) TV-out Voice memo
Type
Galaxy Watch9
Li-Ion 445 mAh
X820
Removable Li-Po 630 mAh battery
Charging
Galaxy Watch9
10W wireless
X820
-
Stand-by
Galaxy Watch9
-
X820
Up to 210 h
Talk time
Galaxy Watch9
-
X820
Up to 2 h 30 min
Colors
Galaxy Watch9
Silver; other colors
X820
Black/Blue, Silver, Pink
SAR
Galaxy Watch9
-
X820
1.19 W/kg (head) 0.28 W/kg (body)
SAR EU
Galaxy Watch9
-
X820
0.64 W/kg (head)
Price
Galaxy Watch9
-
X820
About 110 EUR
Single
Galaxy Watch9
-
X820
2 MP
Video
Galaxy Watch9
-
X820
CIF
Other
Galaxy Watch9
-
X820
No