Apple Watch Series 9 (45mm) vs Apple iPhone 17 Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| Apple Watch Series 9 (45mm) | Apple iPhone 17 |
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Released
·
Sep 22, 2023
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Released
·
Sep 19, 2025
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1.7-inch · 430x352px
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6.3-inch · 2622x1206px
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1GB · 64GB
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8GB · 256GB
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308 mAh
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3692 mAh
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Dual camera
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| Check prices | |
| Check Accessories | Check Accessories |
Availability
| Officially announced | |
|---|---|
| Sep 12, 2023 | Sep 09, 2025 |
| Prices (MSRP) | |
| 8GB/256GB - $799 | €949 8GB/512GB - $999 | €1199 |
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Design
| Dimensions | |
|---|---|
| 1.61 x 1.38 x 0.42 inches 41 x 35 x 10.7 mm |
5.89 x 2.81 x 0.31 inches (~0.37 inches with camera bump) 149.6 x 71.5 x 7.95 mm (~9.3 mm with camera bump) |
| Weight | |
| 1.82 oz / 51.5 g | 6.24 oz / 177.0 g |
| Materials | |
| Back: Ceramic Frame: Aluminum | Back: Glass (Ceramic Shield) Frame: Aluminum |
| Resistance | |
| Water, Dust; IP6X | Water, Dust; IP68 |
| Biometrics | |
| 3D Face unlock | |
| Keys | |
| Left: Volume control, Other; Right: Lock/Unlock key, Other | |
| Colors | |
| Midnight, Starlight, Green, Blue, Red | Black, White, Sage, Lavender, Mist Blue |
Display
| Size | |
|---|---|
| 1.7-inch, 63.01% screen-to-body | 6.3-inch, 91.04% screen-to-body |
| Type | |
| OLED, 1000 nits | OLED, 120Hz, HDR, 3000 nits |
| Resolution | |
| 430x352px, 329 PPI | 2622x1206px, 19.5:9 ratio, 458 PPI |
| Protection | |
| Gorilla Glass Ceramic 2 | |
| Features | |
| Super Retina XDR, HDR support, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| Untested | 2672 (Excellent) |
| Bright Min | |
| Untested | 1.5 (Good) |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Apple S9 | Apple A19 (3 nm) |
| Processor | |
| Dual-core | Hexa-core |
| GPU | |
| PowerVR | Apple 5-core GPU |
| Memory | |
| 1GB/64GB | 8GB (LPDDR5)/256GB 8GB/512GB |
| Storage expansion | |
| not expandable | not expandable |
| OS | |
| watchOS (10.x) | iOS (26.x) |
PhoneArena Performance Test
| GeekBench 6 Single | |
|---|---|
| Untested | 3527 |
| GeekBench 6 Multi | |
| Untested | 8798 |
| 3D Mark High | |
| Untested | 5172 |
| 3D Mark Low | |
| Untested | 3295 |
Learn more on our
PhoneArena Performance Test Results page.
Battery
| Type | |
|---|---|
| 308 mAh, Li - Ion | 3692 mAh, Li - Ion |
| Charging | |
| Qi wireless charging | Fast charging Qi2 wireless charging, MagSafe wireless charging |
| Charge speed | |
| Wired: 40.0W Wireless: 25.0W |
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Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
6h 13min
Browsing
16h 47min
Video
7h 19min
Gaming
9h 12min
Camera
| Rear | |
|---|---|
| Dual camera | |
| Main camera | |
| 48 MP (Sensor-shift OIS, PDAF) Aperture size: F1.6 Focal length: 26 mm Sensor size: 1/1.56" Pixel size: 1.0 μm |
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| Second camera | |
| 48 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 0.7 μm |
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| Flash | |
| Dual LED | |
| Video recording | |
| 4K UHD (60 fps), 1080p (240 fps) OIS, HDR, Dolby Vision HDR, Cinematic mode |
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| Front | |
| 18 MP (Time-of-Flight (ToF), Autofocus, HDR) Video capture: 4K UHD (60 fps) |
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N/A
Overall
N/A
Photo
N/A
Video
150
Overall
156
Photo
145
Video
Connectivity & Features
| Bluetooth | |
|---|---|
| Yes | 6.0 |
| WLAN | |
| Yes 802.11 b, g, n | Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
| USB | |
| Type-C, USB 2.0 | |
| Sensors | |
| Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen | Accelerometer, Gyroscope, Compass, Barometer, Emergency SOS via satellite (SMS sending/receiving), Ambient light sensor, Proximity sensor |
| Hearing aid compatible | |
| M3/T4 | |
| Location | |
| A-GPS, Glonass, Galileo, BeiDou, QZSS | GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning |
| Other | |
| NFC, Ultra Wideband (UWB) | NFC, Ultra Wideband (UWB) |
Multimedia
| Headphones | |
|---|---|
| No 3.5mm jack | |
| Speakers | |
| Loudspeaker | Earpiece, Multiple speakers |
| Features | |
| Dolby Atmos | |
| Additional microphone(s) | |
| Yes | |
Cellular
| 5G Bands | |
|---|---|
| n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n29, n30, n38, n40, n41, n48, n53, n66, n70, n71, n75, n77, n78, n79, n258, n260, n261, mmWave | |
| LTE Bands | |
| 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71 |
| TDD Bands | |
| 39, 40, 41 | 34, 38, 39, 40, 41, 42, 48 |
| 3G Bands | |
| 1, 2, 4, 5 | |
| Data Speed | |
| LTE, HSDPA+ (4G) 42.2 Mbit/s | LTE-A, HSDPA+ (4G) 42.2 Mbit/s |
| SIM type | |
| eSIM | eSIM |
| HD Voice | |
| Yes | |
| VoLTE | |
| Yes | |
Regulatory Approval
| FCC approval | |
|---|---|
| Date approved: Sep 09, 2025 FCC ID value: BCG-E8947A | |
| Measured SAR | |
| Head: 1.19 W/kg Body: 1.19 W/kg Simultaneous Transmission: 1.54 W/kg |
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