Nubia X vs Nubia Z18 mini
| Type | Touch | Touch | Touch | Touch |
| Dimensions | 154.10 x 73.30 x 8.40 mm | 148.00 x 70.60 x 7.60 mm | 154.10 x 73.30 x 8.65 mm | 163.98 x 76.35 x 8.90 mm |
| Weight | 181.00 g | 153.00 g | 178.00 g | 228.00 g |
| Display size | 6.26" | 5.70" | 5.99" | 6.80" |
| Display | Color / IPS TFT 16M colors 1080 x 2280 px (6.26") 403 ppi | Color / LTPS TFT 16M colors 1080 x 2160 px (5.70") 424 ppi | Color / IPS TFT 16M colors 1080 x 2280 px (5.99") 421 ppi | Color / AMOLED 1,07G colors 120 Hz 1116 x 2480 px (6.80") 400 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| Corning Gorilla Glass Buy screen protector
| Corning Gorilla Glass Buy screen protector
| |
| Additional display | Color / OLED 16M colors 720 x 1520 px (5.10") | Color / OLED 16M colors 720 x 1520 px (5.10") | ||
| Protection of the secondary display | Corning Gorilla Glass | Corning Gorilla Glass | ||
| Standard battery | Li-Po 3800 mAhBuy powerbank
| Li-Ion 3450 mAhBuy powerbank
| Li-Po 3800 mAhBuy powerbank
| Li-Ion 6000 mAhBuy powerbank
|
| Quick battery charging | Quick Charge 3.0 | Quick Charge 4.0 | ||
| Wireless battery charging | ||||
| Internal memory | 64 GB, 128 GB, 256 GB | 64 GB, 128 GB | 64 GB, 128 GB | 128 GB, 256 GB, 512 GB |
| RAM memory | 6 GB, 8 GB | 6 GB | 6 GB, 8 GB | 8 GB, 12 GB, 16 GB |
| Memory cards | ||||
| Operating system | Android 8.1 Oreo | Android 8.1 Oreo | Android 8.1 Oreo | Android 13 |
| Interface | nubia UI 6.0.2 | - | nubia UI 6.0 | RedMagic OS |
| Processor | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 8 Gen 2 SM8550-AB |
| Processor clock | 2650 MHz | 2200 MHz | 2650 MHz | 3200 MHz |
| GPU | Adreno 630 | Adreno 512 | Adreno 630 | Adreno |
| Touchscreen | ||||
| DualSIM | ||||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby | dual standby | dual standby |
| Hybrid DualSIM | ||||
| Announced | 4Q 2018 | 2Q 2018 | 4Q 2018 | 4Q 2022 |
| Other names | - | - | NX616J | NX729J |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1900 2100 | 850 900 1900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2000, 1900 |
| Standard 5G | FDD 5G: 2600, 2100, 1800, 900, 850, 800, 700 TDD 5G: 3700, 3500, 2600, 2500 | |||
| CDMA | 850 CDMA2000 1xEV-DO | 850 | 850 CDMA2000 1xEV-DO | 850 1900 |
| Standard TD-SCDMA | 1900 2000 | 1900 2000 | 1900 2000 | 1900 2000 |
| UMA |



