Samsung Galaxy Watch 7 vs Samsung Galaxy Watch 3
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Watch
Model
SM-L310F, SM-L315F
SM-R850, SM-R840, SM-R855F, SM-R845F, SM-R855U, SM-R845U
Announced
2024, July 10
2020, August
Released
2024, July 10
2020, August
Status
Available
Available
Estimate Price
$ 159.99 / € 169.99
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Design
Type
Bar
Bar
Dimensions
44.4 x 44.4 x 9.7 mm (1.75 x 1.75 x 0.38 in)
46.2 x 45 x 11.1 mm (1.82 x 1.77 x 0.44 in)
Weight
33.8 g (44mm), 28.8 g (40mm) (1.02 oz)
53.8 (45mm), 48.2 g (41mm), 43 g (45mm tt.) (1.90 oz)
Protection
Glass front (Sapphire crystal), aluminum frame
Glass front (Gorilla Glass DX), stainless steel frame 316L
Colors
Cream, Silver, Green
Mystic Bronze, Mystic Black, Mystic White
Display
Display Type
Super AMOLED
Super AMOLED
Size
1.5 inches
1.4 inches, 6.3 cm2 (~30.4% screen-to-body ratio)
Resolution
480 x 480 pixels
360 x 360 Pixels
Display Colors
1 Billion+
16M colors
Pixel Density
327 ppi density
364 ppi density
Touch Screen
Yes
Yes
Display Protection
Sapphire crystal
Corning Gorilla Glass DX
Features
-
Always-on display
Software
OS
Android Wear OS 5, One UI Watch 6
Tizen-based Wearable OS 5.5
Hardware
Chipset
Exynos W1000 (3 nm)
Exynos 9110 (10 nm)
CPU
Penta-core
Dual-core 1.15 GHz Cortex-A53
GPU
Mali-G68
Mali-T720
RAM
2 GB
1 GB
Internal Storage
32 GB
8 GB
Card Slot
No
No
Sensors
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive
Accelerometer, gyro, heart rate, barometer
Connectivity
Bluetooth
5.3, A2DP, LE
5.0, A2DP, LE
Wi-fi
Wi-Fi 802.11 a/b/g/n, dual-band
Wi-Fi 802.11 b/g/n
Wi-fi Hotspot
No
No
USB
No
No
GPS
GPS (L1+L5), GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC
Yes
Yes
Wireless Charging
10W wireless
Yes, Qi wireless charging
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA, LTE
HSPA 42.2/5.76 Mbps, LTE
Battery
Battery Type
Li-Ion (Lithium Ion)
Li-Ion (Lithium Ion)
Capacity
Li-Ion 425 mAh
340 mAh, Battery
Placement
Non-removable
Non-removable
Fast Charging
10W
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