Apple Watch Ultra 3 vs Apple Watch Series 7
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Watch
Model
Apple Watch Ultra 3
A2475, A2476, A2477, A2478, watch6,8, watch6,9
Announced
2025, September 09
2021, October
Released
2025, September 09
2021, October
Status
Available
Available
Estimate Price
€ 895.00
-
Design
Type
Bar
Bar
Dimensions
49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)
45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
Weight
61.6 g or 61.8 g (black) (2.15 oz)
42.3 g (41mm), 51.5 g (45mm) (1.48 oz)
Protection
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5)
Glass front, ceramic/sapphire crystal back, stainless steel frame 50m water resistant
IP6X certified
Colors
Natural, Black
Graphite, Gold, Silver
Display
Display Type
OLED
OLED
Size
1.98 inches
1.9 inches
Resolution
514 x 422 pixels
484 x 396 pixels
Display Colors
1 Million+
16M colors or more
Pixel Density
326 ppi density
326 ppi density
Touch Screen
Yes
Yes
Display Protection
Sapphire crystal glass
Sapphire crystal glass
Features
3000 nits (peak)
1000 nits (peak)
Always-on display
Software
OS
watchOS 26
WatchOS 8.0, upgradable to 8.1
User Interface
-
Apple WatchOS
Hardware
Chipset
Apple S10
Apple S7
CPU
Dual-core
Dual-core
GPU
PowerVR
PowerVR
RAM
2 GB
Unspecified
Internal Storage
64GB
32 GB
Card Slot
No
No
Sensors
Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)
Accelerometer, gyro, heart rate (3rd gen), barometer, always-on altimeter, compass, SpO2, VO2max
Natural language commands and dictation (talking mode)
Ultra Wideband (UWB) support
ECG certified (region dependent SW application; HW available on all models)
Connectivity
Bluetooth
5.3, A2DP, LE
5.0, A2DP, LE
Wi-fi
Wi-Fi 802.11 b/g/n, dual-band
Wi-Fi 802.11 b/g/n, dual-band
Wi-fi Hotspot
Yes
No
USB
No
No
GPS
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Yes
Yes
Wireless Charging
Wireless, 0-80% in 45 min
Yes
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA, LTE, 5G
HSPA 42.2/5.76 Mbps, LTE
Battery
Battery Type
Li-Ion (Lithium Ion)
Li-Ion (Lithium Ion)
Capacity
Li-Ion
309 mAh (1.19 Wh), Battery
Placement
Non-removable
Non-removable