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- Apple Watch Ultra 3 vs Apple Watch Series 8 GPS + Cellular
Apple Watch Ultra 3 vs Apple Watch Series 8 GPS + Cellular comparison
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| key specs | ||||
| Display Size | 49mm | 45mm | ||
| Compatible OS | iOS 26 | - | ||
| Dial Shape | Square | Rectangle | ||
| Display Type | OLED Retina | OLED Retina | ||
| Ideal For | Unisex | Unisex | ||
| general | ||||
| Brand | Apple | Apple | ||
| Model | Watch Ultra 3 | Watch Series 8 GPS + Cellular | ||
| Release date | September 9, 2025 | September 7, 2022 | ||
| Model Name | Watch Ultra 3 | Watch Series 8 GPS + Cellular | ||
| Dial Colour | Natural, Black | - | ||
| Dial Shape | Square | Rectangle | ||
| Size | Large | Regular | ||
| Touchscreen | Yes | Yes | ||
| Interchangeable Strap | Yes | - | ||
| Water Resistant | WR100 | Yes | ||
| Water Resistance Depth | 100 | - | ||
| Dial Material | Titanium | - | ||
| Ideal For | Unisex | Unisex | ||
| Usage | - | Fitness & Outdoor | ||
| dimensions | ||||
| Width | 44 | - | ||
| Height | 49 | - | ||
| Thickness | 12 | - | ||
| Weight (g) | 61.60 | - | ||
| product details | ||||
| Compatible Device | iPhone 11 and above | - | ||
| Battery Life | Up to 24 hours | 18 hours | ||
| Charger Type | Wireless | - | ||
| Sensor | - | Compass, Always-On Altimeter, third-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | ||
| Notification | - | Yes | ||
| Battery Type | - | Lithium Ion | ||
| Rechargeable Battery | - | Yes | ||
| connectivity features | ||||
| Call Function | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| Bluetooth Version | 5.3 | - | ||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Messaging Support | Yes | - | ||
| Other Connectivity Features | Satellite Emergency SoS | Emergency SOS | ||
| Call Features | - | International Emergency Calling | ||
| platform and storage features | ||||
| Operating System | watchOS 26 | watchOS | ||
| Compatible Operating System | iOS 26 | - | ||
| Processor Name | Apple S11 | - | ||
| Internal Memory | 64GB | - | ||
| camera and display features | ||||
| Display Size | 49mm | 45mm | ||
| Display Type | OLED Retina | OLED Retina | ||
| Other Display Features | Always-On Display | LTPO OLED Always-On Retina display | ||
| Backlight Display | - | Yes | ||
| fitness and watch functions | ||||
| Step Count | Yes | Yes | ||
| Calorie Count | Yes | Yes | ||
| Heart Rate Monitor | Yes | Yes | ||
| Compass | Yes | Yes | ||
| Calendar | Yes | Yes | ||
| Alarm Clock | Yes | Yes | ||
| Date & Time Display | Yes | Yes | ||
| Number of Buttons | 3 | - | ||
| Altimeter | - | Yes | ||
| Language | - | English | ||
| Other Fitness Features | - | Blood Oxgen Sensor, ECG sensor | ||
| audio and video features | ||||
| Speaker | Yes | Yes | ||
| Gesture Control | Yes | - | ||
| Microphone | Yes | Yes | ||
| Voice Control | Yes | - | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design and comfort Rating | - | |||
| Tracking accuracy Rating | - | |||
| Software and ecosystem Rating | - | |||
| Battery life Rating | - | |||
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