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- Apple Watch Series 12 vs Apple Watch SE 3
Apple Watch Series 12 vs Apple Watch SE 3 comparison
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| ratings | ||||
| Overall NDTV Rating | Read Review | - | ||
| Design and comfort Rating | - | |||
| Tracking accuracy Rating | - | |||
| Companion app Rating | - | |||
| Software and ecosystem Rating | - | |||
| Battery life Rating | - | |||
| key specs | ||||
| Display Size | 46mm | 40mm | ||
| Dial Shape | Rectangle | Square | ||
| Display Type | OLED Retina | OLED Retina | ||
| Ideal For | Unisex | Unisex | ||
| Compatible OS | - | iOS 26 | ||
| general | ||||
| Brand | Apple | Apple | ||
| Model | Watch Series 12 | Watch SE 3 | ||
| Release date | September 9, 2026 | September 9, 2025 | ||
| Dial Shape | Rectangle | Square | ||
| Usage | Regular, Sports | - | ||
| Ideal For | Unisex | Unisex | ||
| Model Name | - | Watch SE 3 | ||
| Dial Colour | - | Starlight, Midnight | ||
| Size | - | Regular | ||
| Touchscreen | - | Yes | ||
| Interchangeable Strap | - | Yes | ||
| Water Resistant | - | WR50 | ||
| Water Resistance Depth | - | 50 | ||
| Dial Material | - | Aluminum | ||
| product details | ||||
| Sensor | New optical and electrical heart sensors, optical heart sensor | - | ||
| Compatible Device | iPhone 11 or later, or iPhone SE (2nd generation or later), with iOS 27 or later | iPhone 11 and above | ||
| Battery Life | 24 hours | Up to 24 hours | ||
| Charger Type | Magnetic charging port | Wireless | ||
| Rechargeable Battery | Yes | - | ||
| Other Features | Readiness score, Siri AI | - | ||
| connectivity features | ||||
| Call Function | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Bluetooth Version | - | 5.4 | ||
| Messaging Support | - | Yes | ||
| platform and storage features | ||||
| Operating System | watchOS 27 | watchOS 26 | ||
| Processor Name | Apple S11 chip | Apple S10 | ||
| Compatible Operating System | - | iOS 26 | ||
| Internal Memory | - | 64GB | ||
| camera and display features | ||||
| Display Resolution | 416 × 496 | - | ||
| Display Size | 46mm | 40mm | ||
| Display Type | OLED Retina | OLED Retina | ||
| Scratch Resistant | Ceramic Shield 2 on aluminium models | - | ||
| Other Display Features | Up to 2,000 nits brightness, LTPO3, Always-On display | - | ||
| fitness and watch functions | ||||
| Step Count | Yes | Yes | ||
| Calorie Count | Yes | Yes | ||
| Heart Rate Monitor | Yes | - | ||
| Altimeter | Yes | - | ||
| Compass | Yes | Yes | ||
| Calendar | Yes | Yes | ||
| Alarm Clock | Yes | Yes | ||
| Chronograph | Yes | - | ||
| Date & Time Display | Yes | Yes | ||
| Language | English | - | ||
| Number of Buttons | 2 | - | ||
| Other Fitness Features | ECG, sleep tracking, sleep score, sleep apnoea notifications, heart rate notifications, HRV, readiness score, VO2 max, heart rate zones, Training Load, workout tracking, cycle tracking, step tracking, GPS, elevation tracking | - | ||
| audio and video features | ||||
| Speaker | Yes | Yes | ||
| Gesture Control | Yes | Yes | ||
| Microphone | Yes | Yes | ||
| Voice Control | Siri AI | Yes | ||
| dimensions | ||||
| Width | - | 34 | ||
| Height | - | 40 | ||
| Thickness | - | 10.7 | ||
| Weight (g) | - | 26.30 | ||
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