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Oscal Tank 1

Oscal Tank 1

Brand: OSCAL
Category: Smart Phones
  • Display: 6.78" Inch
  • Camera: 50MP (2160p)
  • RAM: 12/16GB RAM
  • Processor: Dimensity 7050
  • Battery: 20000mAh
  • Launch Date: 2025, October
  • Storage: 256GB/512GB storage, microSDXC
  • OS: Android 15, up to 2 major upgrades
  • Body: 640g, 29.5mm thickness

Specs

Network

Technology GSM / CDMA / HSPA / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G

Launch

Announced 2025, October 10
Status Available. Released 2025, October

Body

Dimensions 184 x 83 x 29.5 mm (7.24 x 3.27 x 1.16 in)
Weight 640 g (1.41 lb)
SIM Nano-SIM + Nano-SIM
Ingress Protection IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min)
Drop resistant up to 10m
MIL-STD-810H compliant
170lm dedicated dual flashlight (top mounted)

Display

Type IPS LCD, 120Hz, 700 nits
Size 6.78 inches, 109.2 cm2 (~71.5% screen-to-body ratio)
Resolution 1080 x 2460 pixels (~396 ppi density)
Protection Corning Gorilla Glass 5, Mohs level 5
Back display:
2 inches, 240 x 296 pixels

Platform

OS Android 15, up to 2 major Android upgrades, DokeOS 4.2
Chipset Mediatek Dimensity 7050 (6 nm)
CPU Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Mali-G68 MC4

Memory

Card slot microSDXC (uses shared SIM slot)
Internal 256GB 12GB RAM, 512GB 16GB RAM
UFS 3.1

Main Camera

Primary Camera 64 MP, f/1.8, (wide), 1/1.2", PDAF
Second Camera 20 MP, f/2.0, (night vision), 1/2.8", 2 infrared night vision lights
Features LED flash, HDR, panorama
Video 4K@30fps, 1080p@60fps

Selfie camera

Primary Camera 50 MP, f/1.8, (wide), 1/2.76"
Video 4K@30fps, 1080p@60fps

Sound

Loudspeaker Yes (100 dB)
3.5mm jack No

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth 5.2, A2DP, LE
Positioning GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC Yes
Radio FM radio
USB USB Type-C, OTG

Features

Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery

Type 20000 mAh
Charging 55W wired
5W reverse wired

Misc

Colors Black, Orange
Price $ 276.61 / £ 499.99 / € 339.99

Test Results

EU LABEL

Energy Class C
Battery 154:08h endurance, 800 cycles
Free fall Class A (270 falls)
Repairability Class B

Our Rating

The overall rating is based on review by our experts

7.3
  • Design 8 / 10
  • Display 7 / 10
  • Camera 7 / 10
  • Auto Focus 7 / 10
  • Image Quality 6 / 10
  • Performance 7 / 10
  • Features 9 / 10
  • Connectivity 8 / 10
  • Call Quality 7 / 10
  • Multimedia 6 / 10
  • Usability 7 / 10
  • Video Quality 6 / 10
  • Battery 10 / 10

PROS

  1. Massive Battery: Includes a 20,000mAh battery offering 3–5 days of heavy use, ideal for long adventures.
  2. Extreme Ruggedness: IP68, IP69K, and MIL-STD-810H certified, withstanding 1.5-meter drops and 2-meter water submersion.
  3. Powerful Flashlight: Features a top-mounted 170-lumen super-bright dual-beam LED flashlight for emergencies and outdoor navigation.
  4. Night Vision Camera: Equipped with a dedicated 20-megapixel night vision camera for clear imaging in complete darkness.
  5. Dual Display Setup: Includes a 2.01-inch rear secondary display to show notifications, time, or music controls without waking the main screen.
  6. Fast Charging: Supports 55W turbocharging and 55W dock charging to significantly reduce downtime for the massive battery.
  7. Performance: Powered by the MediaTek Dimensity 7050 5G chipset, providing smooth gaming and fast app responsiveness.
  8. High-Quality Camera: Features a 64MP main camera and a 50MP front camera capable of 4K video recording.
  9. Huge Storage Options: Offers up to 512GB of internal storage, expandable via MicroSD by an additional 2TB.
  10. Customizable Button: Includes a dedicated side button that can be programmed for various shortcuts

CONS

  1. Extremely Heavy: Weighs approximately 640 grams, making it significantly heavier and bulkier than standard smartphones.
  2. Questionable "48GB RAM" Claim: Marketing often mixes physical RAM with virtual swap memory, which is not as fast as true RAM.
  3. No Included Charger: The packaging reportedly does not include a charging adapter, only a USB Type-C cable.
  4. Low Screen Brightness: The screen is rated for only 700 nits, which may be difficult to see in direct, bright sunlight.
  5. Bulkiness: At nearly 30mm thick, it is inconvenient to carry in a pocket and resembles four standard phones stacked together.
  6. Camera Performance: Despite high megapixels, the image quality might not match non-rugged competitors in the same price bracket.
  7. Software Optimization: As a new device, it may have bugs and might not receive frequent or long-term Android updates.
  8. Limited Case Options: Due to its unique rugged shape, finding third-party cases or accessories is difficult.
  9. Hard to Repair: Rugged components and sealing make DIY screen or battery replacements very difficult.
  10. Average Haptics/Speakers: The haptic feedback and speaker quality are designed for durability over high-fidelity audio experience.

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Disclaimer Note

All specifications are provided as-is and may contain errors; we do our best to keep the information accurate but recommend re-verifying before purchase.

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