Apple Watch SE (2nd Generation) – Full Specifications & Features
Build & Design
-
Case Materials:
-
Aluminum: Midnight, Starlight, Silver
-
-
Sizes:
-
44mm Case:
-
368 × 448 pixels, 977 mm² display
-
Fits wrists: 140–245mm
-
Weight (GPS): 32.9g
-
Weight (GPS + Cellular): 33g
-
-
40mm Case:
-
324 × 394 pixels, 759 mm² display
-
Fits wrists: 130–200mm
-
Weight (GPS): 26.4g
-
Weight (GPS + Cellular): 27.8g
-
-
-
Thickness: 10.7mm
-
Buttons/Hardware:
-
Digital Crown with haptic feedback
-
Side button
-
Speaker, Microphone
-
Display
-
Panel: Retina LTPO OLED
-
Features:
-
1000 nits max brightness
-
326 ppi
-
Ion-X front glass
-
Chip & Storage
-
Processor: S8 SiP with 64-bit dual-core
-
Neural Engine: 2-core
-
Storage: 32GB
-
Siri: On-device Siri
Health & Wellness Sensors
-
2nd-gen optical heart sensor
-
Heart Rate app with high/low heart rate notifications
-
Irregular rhythm notifications
-
Medications app
-
Mindfulness app
-
Noise app
-
Sleep app with sleep stages
-
Compass
-
Always-on altimeter
-
High-G accelerometer
-
High dynamic range gyroscope
-
Ambient light sensor
Workout & Fitness Features
-
Running:
-
Custom Workouts, Heart Rate Zones
-
Race Route, Stride metrics
-
Pacer, Auto track detection
-
-
Hiking:
-
Compass, elevation, backtrack
-
Custom waypoints
-
Offline maps (U.S. only)
-
-
Cycling:
-
Power Zones, Cadence
-
Bluetooth accessory support
-
Live Activity on iPhone
-
-
Swimming:
-
Pool/Open water swim
-
Auto stroke detection
-
SWOLF score, pace, distance
-
-
Other Workouts:
-
Skiing, Snowboarding, Rowing, Paddling
-
Golf, HIIT, Yoga, Pilates, Core, and more
-
Safety
-
Emergency SOS
-
International emergency calling
-
Crash Detection
-
Fall Detection
-
Noise monitoring
-
Backtrack GPS tracking
Durability
-
Water resistance: 50m (swimproof)
Connectivity & Communication
-
Positioning: L1 GPS, GNSS, Galileo, QZSS
-
LTE and UMTS support
-
Wi‑Fi 4 (802.11n)
-
Bluetooth 5.3
-
Apple Pay
-
GymKit
-
Apple Watch For Your Kids support
-
International roaming
Power & Battery
-
Battery Life:
-
Up to 18 hours normal use
-
-
Charging:
-
80% charge in about 1.5 hours
-
Operating System
-
watchOS 11
-
Features: Advanced health, fitness, and safety tools
Accessibility
Includes full suite of assistive features:
-
VoiceOver, Zoom, Reduce Motion
-
AssistiveTouch, RTT Support, Live Speech
-
Mono Audio, Taptic Time, Personal Voice
-
Auto Transcription, Bold Text, and more
Environmental & Operating Conditions
-
Operating temperature: 0°C to 35°C (32°F to 95°F)
-
Storage temperature: –20°C to 45°C (–4°F to 113°F)
-
Humidity: 5%–90% (noncondensing)
-
Altitude: 0m to 3000m (0 ft to 10,000 ft)
Key Features Summary
✔ S8 Chip for smooth performance
✔ Retina LTPO OLED display with 1000 nits max brightness
✔ Advanced health sensors like heart rate monitoring, noise detection, and sleep tracking
✔ Water-resistant to 50m, swimproof
✔ Up to 18 hours of all-day battery life
✔ Built-in safety features like crash detection and fall detection
Local Relevance (Kenya): The Apple Watch SE (2nd Gen) is a fantastic choice for everyday use, offering essential health and fitness tracking without breaking the bank. Perfect for those in Nairobi who want a capable, reliable smartwatch for workouts, safety features, and staying connected.