| Manufacturer | |
| Samsung | ZTE | 
| Announced | |
| February 2019 | February 2019 | 
| Status | |
| Coming Soon - Q1 2019 | Coming Soon - April 2019 | 
| Colors | |
| Silver, Black, Rose Gold, Sea Green | Gold, Black | 
| Form Factor | |
| Candybar | Candybar | 
| Dimension | |
| 39.5 x 39.5 x 10.5 mm (1.56 x 1.56 x 0.41 in) | - | 
| Weight | |
| 25 g (0.88 oz) | - | 
| SIM Type | |
| No | eSIM | 
| 2G Network | |
| N/A | GSM 850 / 1900 | 
| 3G Network | |
| N/A | HSDPA 900 / 2100 | 
| 4G Network | |
| - | LTE | 
| Messaging | |
| Build Features | |
| - Samsung Pay - MIL-STD-810G - 50m waterproof (IP68) - Compatible with standard 20mm straps | IP67 dust/water resistant (up to 1m for 30 mins) | 
| OS | |
| Tizen-based wearable OS 4.0 | Android Wear 2.1 | 
| Processor | |
| Dual-core 1.15 GHz, Exynos 9110 [Similar] | Quad-core 1.1 GHz Cortex-A7, Qualcomm MSM8909W Snapdragon Wear 2100 [Similar] | 
| GPU | |
| - | Adreno 304 [Similar] | 
| RAM | |
| 768 MB [Browse Similar] | 1 GB [Browse Similar] | 
| Internal Memory | |
| 4 GB | 8 GB | 
| External Memory | |
| No | No | 
| 3.5mm Jack | |
|  |  | 
| Radio | |
| No | No | 
| Games | |
| Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker | |
|  |  | 
| GPRS | |
| No | Yes | 
| Edge | |
| No | Yes | 
| 3G | |
| N/A | HSPA, LTE | 
| Bluetooth | |
| 4.2, A2DP, LE | 5.0, A2DP, LE | 
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | 
| USB | |
| No | No | 
| GPS | |
| Yes, with A-GPS, GLONASS | Yes, with A-GPS | 
| Browser | |
| Internal | |
| 4 GB, 768 MB RAM | 8 GB, 1 GB RAM | 
| Expandable Storage | |
| No | No | 
| USB OTG | |
| Not Supported | Not Supported | 
| Fingerprint | |
|  |  | 
| Proximity Sensor | |
|  |  | 
| Accelerometer Sensor | |
|  |  | 
| Magnetic-field Sensor (Compass) | |
|  |  | 
| Gyroscope Sensor | |
|  |  | 
| Barometer Sensor | |
|  |  | 
| Heart-rate Sensor | |
|  |  | 
| NFC | |
|  |  | 
| Type | |
| Non-removable Li-Ion Battery | Non-removable Li-Ion Battery | 
| Capacity | |
| 230 mAh | 500 mAh | 
| Stand by | |
| - | Up to 48 h (mixed usage) | 
| Talk Time | |
| - | - |