| key specs |
| Display Size | 49mm | 40mm |
| Dial Shape | Rectangle | Rectangle |
| Display Type | OLED Retina | OLED Retina |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Silver, Gold, Space Grey, Pink, Blue, Red, Brown |
| general |
| Brand | Apple | Apple |
| Model | Watch Ultra | Watch Series 6 GPS |
| Release date | September 7, 2022 | September 16, 2020 |
| Model Name | Watch Ultra | Watch Series 6 GPS |
| Dial Shape | Rectangle | Rectangle |
| Size | Large | Regular |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 40m | 50m |
| Usage | Fitness & Outdoor | Fitness & Outdoor |
| Ideal For | Unisex | Unisex |
| Dial Material | - | Aluminium, Stainless Steel, Titanium |
| Strap Colour | - | Silver, Gold, Space Grey, Pink, Blue, Red, Brown |
| Dial Colour | - | Silver, Grey, Gold, Blue, PRODUCT RED |
| product details |
| Sensor | Compass, Always-On Altimeter, third-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor | Compass, Always-On Altimeter, second-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor |
| Notification | Yes | Yes |
| Battery Type | Lithium Ion | Lithium Ion |
| Rechargeable Battery | Yes | Yes |
| Battery Life | - | Up to 18 hours |
| connectivity features |
| Call Function | Yes | No |
| Bluetooth | Yes | Yes |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Call Features | International Emergency Calling | - |
| Other Connectivity Features | Emergency SOS | - |
| Bluetooth Version | - | 5.0 |
| platform and storage features |
| Operating System | watchOS 9 | watchOS 7 |
| Number of Cores | - | dual-core |
| Processor Name | - | S6 with 64-bit Dual Core Processor |
| Internal Memory | - | 32GB |
| camera and display features |
| Display Size | 49mm | 40mm |
| Display Type | OLED Retina | OLED Retina |
| Backlight Display | Yes | Yes |
| Other Display Features | LTPO OLED Always-On Retina display | LTPO OLED Always-On Retina display (1000 nits brightness) |
| Display Resolution | - | 324x394 pixels |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | English |
| Other Fitness Features | Blood Oxgen Sensor, ECG sensor | Blood Oxgen Sensor, ECG sensor |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |