Screen size
iPhone 17Winner: 6.3"+7.9%
iPhone X5.8"
Quick verdict
iPhone 17 leads the measured specs 15-2.
Measured wins
iPhone 17
15
spec wins
Overall winner
Ties
5
equal specs
iPhone X
2
spec wins
Screen size
Technology
iPhone 17
GSM / CDMA / HSPA / EVDO / LTE / 5G
iPhone X
GSM / HSPA / LTE
2G bands
iPhone 17
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
iPhone X
GSM 850 / 900 / 1800 / 1900
3G bands
iPhone 17
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
iPhone X
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
iPhone 17
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66 - A3520, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66, 71 - A3258, 1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66, 71 - A3519, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66 - A3521
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsiPhone X
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66
5G bands
iPhone 17
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 53, 66, 70, 75, 77, 78, 79 SA/NSA/Sub6 - A3520, 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 75, 77, 78, 79, 258, 260, 261 SA/NSA/Sub6/mmWave - A3258, 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 75, 77, 78, 79 SA/NSA/Sub6 - A3519, 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 70, 75, 77, 78, 79 SA/NSA/Sub6 - A3521
iPhone X
-
Speed
iPhone 17
HSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps
iPhone X
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps, EV-DO Rev.A 3.1 Mbps
Announced
iPhone 17
2025, September 09
iPhone X
2017, September 12. Released 2017, November 03
Status
iPhone 17
Available. Released 2025, September 19
iPhone X
Discontinued
Dimensions
iPhone 17
149.6 x 71.5 x 8 mm (5.89 x 2.81 x 0.31 in)
iPhone X
143.6 x 70.9 x 7.7 mm (5.65 x 2.79 x 0.30 in)
Weight
iPhone 17
177 g (6.24 oz)
iPhone X
174 g (6.14 oz)
Build
iPhone 17
Glass front (Ceramic Shield 2), aluminum frame, glass back
iPhone X
Glass front (Corning-made glass), glass back (Corning-made glass), stainless steel frame
SIM
iPhone 17
· Nano-SIM + eSIM + eSIM (max 2 at a time; International)· eSIM + eSIM (8 or more, max 2 at a time; USA)· Nano-SIM + Nano-SIM (China)
iPhone X
Nano-SIM
Other
iPhone 17
IP68 dust tight and water resistant (immersible up to 6m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
iPhone X
IP67 dust/water resistant (up to 1m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
Type
iPhone 17
LTPO Super Retina XDR OLED, 120Hz, HDR10, Dolby Vision, 1000 nits (typ), 1600 nits (HBM), 3000 nits (peak)
iPhone X
Super Retina OLED, HDR10, Dolby Vision, 625 nits (HBM)
Size
iPhone 17
6.3 inches, 96.4 cm2 (~90.1% screen-to-body ratio)
iPhone X
5.8 inches, 84.4 cm2 (~82.9% screen-to-body ratio)
Resolution
iPhone 17
1206 x 2622 pixels, 19.5:9 ratio (~460 ppi density)
iPhone X
1125 x 2436 pixels, 19.5:9 ratio (~458 ppi density)
Protection
iPhone 17
Ceramic Shield 2, Mohs level 5
iPhone X
Scratch-resistant glass
Other
iPhone 17
Anti-reflective coating
iPhone X
3D Touch
OS
iPhone 17
iOS 26, upgradable to iOS 26.2.1
iPhone X
iOS 11.1.1, up to iOS 16.7.12
Chipset
iPhone 17
Apple A19 (3 nm)
iPhone X
Apple A11 Bionic (10 nm)
CPU
iPhone 17
Hexa-core (2x4.26 GHz + 4xX.X GHz)
iPhone X
Hexa-core 2.39 GHz (2x Monsoon + 4x Mistral)
GPU
iPhone 17
Apple GPU (5-core graphics)
iPhone X
Apple GPU (three-core graphics)
Card slot
iPhone 17
No
iPhone X
No
Internal
iPhone 17
256GB 8GB RAM, 512GB 8GB RAM
iPhone X
64GB 3GB RAM, 256GB 3GB RAM
Other
iPhone 17
NVMe
iPhone X
NVMe
Dual
iPhone 17
48 MP, f/1.6, 26mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, sensor-shift OIS 48 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 0.7µm, PDAF
iPhone X
12 MP, f/1.8, 28mm (wide), 1/3.0", 1.22µm, dual pixel PDAF, OIS 12 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 2x optical zoom
Features
iPhone 17
Dual-LED dual-tone flash, HDR (photo/panorama)
iPhone X
Quad-LED dual-tone flash, HDR (photo/panorama), panorama, HDR
Video
iPhone 17
4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, HDR, Dolby Vision HDR (up to 60fps), stereo sound rec.
iPhone X
4K@24/30/60fps, 1080p@30/60/120/240fps
Single
iPhone 17
18 MP multi-aspect, f/1.9, 20mm (ultrawide), PDAF SL 3D, (depth/biometrics sensor)
iPhone X
7 MP, f/2.2, 32mm (standard) SL 3D, (depth/biometrics sensor)
Features
iPhone 17
HDR, Dolby Vision HDR, 3D (spatial) audio, stereo sound rec.
iPhone X
HDR
Video
iPhone 17
4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS
iPhone X
1080p@30fps
Loudspeaker
iPhone 17
Yes, with stereo speakers
iPhone X
Yes, with stereo speakers
3.5mm jack
iPhone 17
No
iPhone X
No
WLAN
iPhone 17
Wi-Fi 802.11 a/b/g/n/ac/6/7, tri-band, hotspot
iPhone X
Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Bluetooth
iPhone 17
6.0, A2DP, LE
iPhone X
5.0, A2DP, LE
Positioning
iPhone 17
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS, NavIC
iPhone X
GPS, GLONASS, GALILEO, QZSS
NFC
iPhone 17
Yes
iPhone X
Yes
Radio
iPhone 17
No
iPhone X
No
USB
iPhone 17
USB Type-C 2.0, DisplayPort
iPhone X
Lightning, USB 2.0
Sensors
iPhone 17
Face ID, accelerometer, gyro, proximity, compass, barometer
iPhone X
Face ID, accelerometer, gyro, proximity, compass, barometer
Other
iPhone 17
Ultra Wideband (UWB) support (gen2 chip) Emergency SOS, Messages and Find My via satellite
iPhone X
-
Type
iPhone 17
Li-Ion 3692 mAh
iPhone X
Li-Ion 2716 mAh, non-removable (10.35 Wh)
Charging
iPhone 17
Wired, PD3.2, AVS, 50% in 20 min 25W wireless MagSafe/Qi2, 50% in 30 min (15W - China) 4.5W reverse wired
iPhone X
15W wired, PD2.0, 50% in 30 min Wireless (Qi)
Talk time
iPhone 17
-
iPhone X
Up to 21 h (3G)
Colors
iPhone 17
Black, White, Mist Blue, Sage, Lavender
iPhone X
Space Gray, Silver
Models
iPhone 17
iPhone18,3, A3520, A3258, A3519, A3521
iPhone X
A1865, A1901, A1902, A1903, iPhone10,3, iPhone10,6
SAR
iPhone 17
1.19 W/kg (head) 1.19 W/kg (body)
iPhone X
1.09 W/kg (head) 1.17 W/kg (body)
SAR EU
iPhone 17
1.49 W/kg (head) 1.49 W/kg (body)
iPhone X
-
Price
iPhone 17
$ 849.99 / £ 729.00 / € 857.79
iPhone X
About 100 EUR