Apple Watch Ultra vs Apple Watch SE 3
Comparing 2 products
Basic Information
General Overview
Device Type
Watch
Bar
Model
A2684, A2622, A2859
Apple Watch SE 3
Announced
2022, September
2025, September 09
Released
2022, September
2025, September 09
Status
Available
Available
Estimate Price
-
€ 268.98
Design
Type
Bar
Bar
Dimensions
49 x 44 x 14.4 mm (1.93 x 1.73 x 0.57 in)
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight
61.3 g (2.15 oz)
26.4 g or 33 g (1.16 oz)
Protection
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame
IP6X certified
100m water resistant (WR100)
40m swimproof/diving (EN13319)
MIL-STD 810H certified
Glass front, plastic/sapphire crystal back, aluminum frame
Colors
Titanium
Midnight, Starlight
Display
Display Type
OLED
OLED
Size
1.92 inches
1.78 inches
Resolution
502 x 410 pixels
448 x 368 pixels
Display Colors
1B colors
1 Million+
Pixel Density
338 ppi density
326 ppi density
Touch Screen
Yes
Yes
Display Protection
Ion-X strengthened glass
Ion-X strengthened glass (2025 gen)
Features
Always-on display
2000 nits (peak)
1000 nits (peak)
Software
OS
watchOS 9.0
watchOS 26
Hardware
Chipset
Apple S8
Apple S10
CPU
Dual-core
Dual-core
GPU
PowerVR
PowerVR
RAM
Unspecified
2 GB
Internal Storage
32 GB
64GB
Card Slot
No
No
Sensors
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Temperature sensing (0.01˚ accuracy)
Depth gauge (±1m accuracy)
Natural language commands and dictation (talking mode)
Ultra Wideband (UWB) support
Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, temperature (body)
Connectivity
Bluetooth
5.3, A2DP, LE
5.3, A2DP, LE
Wi-fi
Wi-Fi 802.11 b/g/n, dual-band
Wi-Fi 802.11 b/g/n
Wi-fi Hotspot
No
Yes
USB
No
No
GPS
Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS
GPS, GLONASS, GALILEO, QZSS
NFC
Yes
Yes
Wireless Charging
Yes, Fast wireless charging
Wireless, 80% in 45 min
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE
HSPA, LTE, 5G
Battery
Battery Type
Li-Ion (Lithium Ion)
Li-Ion (Lithium Ion)
Capacity
542 mAh, Battery
Li-Ion
Placement
Non-removable
Non-removable
Fast Charging
-
5W