Xiaomi 18 Pro Max vs Nubia NaviX Ultra AI
Here you can compare Xiaomi 18 Pro Max and Nubia NaviX Ultra AI. Comparing Xiaomi 18 Pro Max vs Nubia NaviX Ultra AI on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi 18 Pro Max stands against Nubia NaviX Ultra AI and which one should you buy The current lowest price found for Xiaomi 18 Pro Max is ₹99,999 and for Nubia NaviX Ultra AI is ₹89,990. The details of both of these products were last updated on Oct 19, 2026.
| Specification | Xiaomi 18 Pro Max | Nubia NaviX Ultra AI |
|---|---|---|
| RAM | 12 GB | 12 GB |
| Internal Memory | 256 GB | 512 GB |
| CPU | 5 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Battery | 8500 mAh, Si/C Li-ion Battery | 7100 mAh, Li-ion Battery |
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.28", 0.61µm, dual pixel PDAF, OIS 200 MP ƒ/2.4 (Periscope Telephoto) 1/1.56", PDAF (10cm - ∞), OIS, 3.2x optical zoom 50 MP ƒ/2.4 (Ultra Wide) 17mm, 102˚ (ultrawide), 1/2.88", 0.61µm, PDAF | 50 MP ƒ/1.6 (Wide Angle) 1/1.4", PDAF, OIS 64 MP (Telephoto) dual-pixel PDAF, OIS, 3x optical zoom 50 MP ƒ/2 (Ultra Wide) 115˚ (ultrawide), 1/2.88", 0.61µm, AF |
| Price | ₹99,999 | ₹89,990 |
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Overview
| Specs Score | 97 / 100 Better Specs | 86 / 100 |
| Display Resolution | 1208 x 2624 pixels | 1260 x 2800 pixels Better Resolution |
| Storage | 256 GB | 512 GB More Storage |
| CPU Clock Speed | 5 GHz Faster Clock Speed | 4.6 GHz |
| Rear Camera | 200 MP + 200 MP + 50 MP Triple Better Camera Resolution | 64 MP + 50 MP + 50 MP Triple |
| Front Camera | 50 MP Better Front Camera Resolution | 32 MP |
| Weight | 235 g | 208 g Lighter |
| Thickness | 8.4 mm | 7.6 mm Slimmer |
| Battery | 8500 mAh Bigger Battery | 7100 mAh |
General
| Model | 18 pro max | NX888J |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 23, 2026 | September 16, 2026 |
Design
| Dimensions | 77.6 x 163.4 x 8.4 mm | 75.7 x 162.1 x 7.6 mm |
| Weight | 235 g | 208 g |
| Bezel less | Yes | |
| Colors | Black, White, Pink, Red | Black, Blue, Silver, Pink |
Display
| Type | Color LTPO AMOLED Screen (68 B) | Color LTPO OLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.9 inches, 1208 x 2624 pixels, 120 Hz | 6.78 inches, 1260 x 2800 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 418 PPI | ~ 453 PPI |
| Screen to Body Ratio | ~ 91.6% | ~ 90.4% |
| Glass Type | Xiaomi Dragon Crystal Glass 3 | |
| Brightness | 4000 nits (peak) | |
| HDR Support | Yes | |
| Adaptive Refresh Rate | Yes, LTPO | |
| Display Dimming | 2160Hz PWM, 120Hz | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Dual Display | 2.9 inches, LTPO AMOLED, 596 x 976 pixels, 120Hz, Dolby Vision, HDR Vivid, HDR10+, BT.2020, 4000 nits (peak) |
Memory
| RAM | 12 GB | 12 GB |
| Expandable RAM | Upto 16 GB Extra Virtual RAM | |
| Storage | 256 GB | 512 GB |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Card Slot | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v6.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | Yes |
Extra
| GPS | with GPS, Galileo, GLONASS, Beidou, NAVIC | GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Gyro, Compass, Barometer | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Doubao Mobile Assistant. | |
| Water Resistance | Yes, 6 m upto 30 min | Yes |
| IP Rating | IP68 | |
| Dust Resistant | Yes | Yes |
| Extra Features | System-wide AI Integration Based On Doubao Mobile Assistant |
Camera
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.28", 0.61µm, dual pixel PDAF, OIS 200 MP ƒ/2.4 (Periscope Telephoto) 1/1.56", PDAF (10cm - ∞), OIS, 3.2x optical zoom 50 MP ƒ/2.4 (Ultra Wide) 17mm, 102˚ (ultrawide), 1/2.88", 0.61µm, PDAF | 50 MP ƒ/1.6 (Wide Angle) 1/1.4", PDAF, OIS 64 MP (Telephoto) dual-pixel PDAF, OIS, 3x optical zoom 50 MP ƒ/2 (Ultra Wide) 115˚ (ultrawide), 1/2.88", 0.61µm, AF |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser Af, Color Spectrum Sensor, Leica Lens, Dual-tone , Hdr, Panorama | HDR, panorama |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 120 fps FHD, 720p | Yes |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash | 32 MP Punch Hole, Autofocus |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | |
| Front Camera Features | HDR, panorama | Night, Portrait, Photo, Video, Micro Movie, High resolution, Dual View, Film Camera |
Technical
| OS | Android v17 | Android v16 |
| Custom UI | HyperOS 4 | |
| Chipset | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 5 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M | |
| Fabrication Node | 2nm | |
| GPU | Adreno | Adreno 840 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | AAC, OGG, FLAC, WAV, APE, MP3, MP2, MP1, OPUS, M4A |
| Video | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback | MP4, 3GP, AVI, FLV, MKV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | 24-bit/192kHz Hi-Res & Hi-Res wireless audio Snapdragon sound | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8500 mAh, Si/C Li-ion Battery | 7100 mAh, Li-ion Battery |
| Fast Charging | Yes, 100W Fast Charging | Yes, 90W FlashCharge |
| Wireless Charging | Yes, 50W | Yes, 50W |
| Reverse Charging | Yes | Yes |
| Reverse Wireless Charging | Yes, 27W |
Discuss
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