Side-by-side technical data
Oscal Tank 1 vs Unihertz 8849 Tank 4
Comparison between Oscal Tank 1 and Unihertz 8849 Tank 4: camera, battery, fast charging, display, performance and colors, side by side. More phones from Oscal and Unihertz.
NeoTeo's verdict
Which of the two is the better buy
Oscal Tank 1 is the pick for buyers who prioritize battery capacity, durability, and cameras; Unihertz 8849 Tank 4 suits anyone seeking an AMOLED display and a lighter body. Oscal is narrowly ahead at 6.7 versus 6.6.
Unihertz delivers a 1200 × 2650 px AMOLED display at 429 ppi, versus Oscal’s 1080 × 2460 px IPS LCD at 396 ppi. It is also thinner and lighter: 23.9 mm and 538 g versus 29.5 mm and 640 g. Oscal counters with IP68, IP69K, and MIL-STD-810H, while Unihertz combines IP68 and MIL-STD-810H.
For performance and cameras, Oscal has 16 GB of RAM versus 12 GB, while its main camera offers 64 MP, a 1/1.2″ sensor, and f/1.8, versus 50 MP, 1/1.31″, and f/1.88. Its 20,000 mAh battery and reverse charging are clear advantages; Unihertz charges at 66 W versus 55 W and uses UFS 4.0 versus UFS 3.1.
Oscal Tank 1
Oscal Tank 1 is the better buy for buyers seeking a 20,000 mAh battery, reverse charging, and a 64 MP main camera.
Unihertz 8849 Tank 4
Unihertz 8849 Tank 4 is the better buy for anyone prioritizing an AMOLED display and a thinner, lighter body.
The verdict
Your pick: Oscal Tank 1, ahead on Camera and Battery & charging. Unless Design & display decides it for you.
| Category | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Design & display | 5.4 | 6.3 |
| Performance & hardware | 7.6 | 7.7 |
| Camera | 6.0 | 5.6 |
| Connectivity | 6.8 | 7.0 |
| Battery & charging | 7.2 | 6.6 |
Which one is for you?
Oscal Tank 1, if you care about…
- Battery Capacity
- 20,000 mAh
- against 11,600 mAh
- RAM Capacity
- 16 GB
- against 12 GB
- Resistance Features
- IP68, IP69K, MIL-STD-810H
- against IP68, MIL-STD-810H
- Battery Features
- Fast Charging, Reverse Charging
- against Fast Charging, Non-Removable
Unihertz 8849 Tank 4, if you care about…
- Storage Type
- UFS 4.0
- against UFS 3.1
- Display Technology
- AMOLED
- against IPS LCD
- Bluetooth Version
- Bluetooth 5.3
- against Bluetooth 5.2
- Display Pixel Density
- 429 ppi
- against 396 ppi
Specification comparison
Performance
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Processor Model | MediaTek Dimensity 7050 | MediaTek Dimensity 7300 Ultra |
| Processor Process Size | 6 nm | 4 nm Best value |
| Graphics GPU | Mali-G68 MC4 | Mali-G615 MC2 |
| Storage Type | UFS 3.1 | UFS 4.0 Best value |
| Maximum CPU Clock | 2.6 GHz Best value | 2.5 GHz |
| Maximum Storage Capacity | 512 GB | 512 GB |
| AnTuTu Score | — | 711,190 |
| CPU Description | Octa-core (2x2.6 GHz Cortex-A78 and 6x2.0 GHz Cortex-A55) | 4× Cortex-A78 at 2.5 GHz + 4× Cortex-A55 at 2.0 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 16 GB Best value | 12 GB |
| RAM Type | — | LPDDR5X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | v10 |
Design
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Body Colors | Black, Orange | Black |
| Body Thickness | 29.5 mm | 23.9 mm Best value |
| Body Width | 83 mm | 85.4 mm |
| Body Height | 184 mm | 174.3 mm |
| Weight | 640 g | 538 g Best value |
| Usable Surface | 71.5 % | 75 % Best value |
| Body Materials | — | Polycarbonate |
| Resistance Features | IP68, IP69K, MIL-STD-810H Best value | IP68, MIL-STD-810H |
| Waterproof Depth | 2 m | — |
| Drop Resistance Class | A Best value | C |
| Repairability Class | B | B |
| Drop Test Count | 270 Best value | 90 |
Battery
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Battery Efficiency Rating | C | B Best value |
| Battery Capacity | 20,000 mAh Best value | 11,600 mAh |
| Battery Type | — | Li-Polymer |
| Fast Charge Power | 55 W | 66 W Best value |
| Battery Features | Fast Charging, Reverse Charging Best value | Fast Charging, Non-Removable |
| Battery Endurance | 154 h 8 min | — |
| Charge cycles | 800 | 1,000 Best value |
Display
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Display Aspect Ratio | 20.5:9 | 21:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Peak Display Brightness | 700 nits | — |
| Display Diagonal | 6.78″ | 6.78″ |
| Display Horizontal Resolution | 1,080 px | 1,200 px Best value |
| Display Vertical Resolution | 2,460 px | 2,650 px Best value |
| Display Pixel Density | 396 ppi | 429 ppi Best value |
| Display Refresh Rate | 120 Hz | 120 Hz |
| Display Features | Secondary Display, Gorilla Glass 5, Mohs Level 5, IPS LCD | Hole-Punch Notch, Scratch Resistant, Capacitive Touch, Multi-Touch |
Sensors
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Barometer, Compass, Gravity Sensor, Gyroscope, Light Sensor, Proximity Sensor |
Software
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Operating System | Android 15 | Android 15 |
| OS Family | Android | Android |
| OS Version | 15 | 15 |
| Google Services | — | Yes |
Connectivity
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, LTE B28, 4G LTE B30, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n20, 5G NR n28, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n77, 5G NR n78 | 2G CDMA BC0, 2G CDMA BC1, 2G GSM 1900, 2G GSM 1800, 2G GSM 850, 2G GSM 900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 3G UMTS B19, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66, 5G NR n1, 5G NR n2, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n12, 5G NR n20, 5G NR n25, 5G NR n28a, 5G NR n28b, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n66, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, CDMA, HSPA, LTE, 5G | GSM, UMTS, CDMA, LTE, 5G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Wi-Fi Features | Dual Band | Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.3 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, EDR, LE, HS |
| Navigation Systems | GPS, GLONASS, Galileo, BeiDou, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | NFC, FM Radio, USB Type-C, USB OTG | 3.5 mm Audio Jack, Computer Sync, Infrared, NFC, OTA Sync, FM Radio, Tethering, USB Charging, USB Mass Storage, USB OTG, USB Type-C |
| USB Version | microUSB | — |
Audio
| Specification | Tank 1 | 8849 Tank 4 |
|---|---|---|
| Audio Features | A2DP, LE | Noise-Cancellation Microphone, A2DP, EDR, LE, HS |
