| Local Name | iPhone XS Max |
| Additional Information | Versions: A2101 (Global market) A1921 (USA, Canada, Puerto Rico, U.S. Virgin Islands) A2104 (China, Hong Kong); A2102 (Japan) |
| Technology | GSM / CDMA / HSPA / EVDO / LTE |
| 4G Bands | 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, 46, 66 - A2101 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 32, 34, 38, 39, 40, 41, 46, 66, 71 - A1921, A2104 |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | CDMA2000 1xEV-DO |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM) - for China | CDMA 800 / 1900 |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps, EV-DO Rev.A 3.1 Mbps |
| Announced | 2018, September 12 |
| Status | Available. Released 2018, September 21 |
| Dimensions | 157.5 x 77.4 x 7.7 mm (6.20 x 3.05 x 0.30 in) |
| Weight | 208 g (7.34 oz) |
| Build | Glass front (Gorilla Glass), glass back (Gorilla Glass), stainless steel frame |
| SIM | Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM, dual stand-by) - for China |
| Body | IP68 dust/water resistant (up to 2m for 30 mins) Apple Pay (Visa, MasterCard, AMEX certified) |
| Display Type | Li-Ion 3174 mAh, non-removable (12.08 Wh) |
| Screen Size | 6.5 inches, 102.9 cm2 (~84.4% screen-to-body ratio) |
| Resolution | 1242 x 2688 pixels, 19.5:9 ratio (~458 ppi density) |
| Protection | Scratch-resistant glass, oleophobic coating | 3D Touch |
| OS | iOS 12, up to iOS 15.6, planned upgrade to iOS 16 |
| Chipset | Apple A12 Bionic (7 nm) |
| CPU | Hexa-core (2x2.5 GHz Vortex + 4x1.6 GHz Tempest) |
| GPU | Apple GPU (4-core graphics) |
| Card Slot | No |
| Internal Memory | 64GB 4GB RAM, 256GB 4GB RAM, 512GB 4GB RAM | NVMe |
| Camera Features | HDR |
| Video | 1080p@30/60fps, gyro-EIS |
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm Jack | No |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot |
| Bluetooth | 5.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, QZSS |
| NFC | Yes |
| Radio | No |
| USB | Lightning, USB 2.0 |
| Sensors | Face ID, accelerometer, gyro, proximity, compass, barometer |
| Colors | Space Gray, Silver, Gold |
| SAR EU | 0.99 W/kg (head) 0.99 W/kg (body) |