Oscal Marine 1

Name: Oscal Marine 1
Brand: Oscal

Display6.56" 720 x 1612 pixels

ChipsetUnisoc T615 (12 nm)

Main camera16MP

Battery11000 mAh

5.5GoSolo score

ReviewMore Oscal

Network

Technology

GSM / HSPA / LTE

2G bands

GSM 850 / 900 / 1800 / 1900

3G bands

HSDPA 900 / 2100

4G bands

1, 3, 7, 8, 19, 20, 28, 40, 41

Speed

HSPA, LTE

Launch

Announced

2025, May

Status

Available

Body

Dimensions

179.8 x 83.1 x 18.3 mm (7.08 x 3.27 x 0.72 in)

Weight

395 g (13.93 oz)

SIM

Nano-SIM + Nano-SIM

Durability

IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.2m MIL-STD-810H compliant

Display

Type

IPS LCD, 90Hz, 450 nits

Size

6.56 inches, 103.4 cm2 (~69.2% screen-to-body ratio)

Resolution

720 x 1612 pixels, 20:9 ratio (~269 ppi density)

Protection

Panda Glass, Mohs level 5

Platform

Android 15, DokeOS 4.1

Chipset

Unisoc T615 (12 nm)

CPU

Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)

GPU

Mali-G57 MP1

Memory

Card slot

microSDXC (dedicated slot)

Internal

64GB 4GB RAM, 256GB 8GB RAM

Type

eMMC 5.1 - 64GB UFS 2.1 - 256GB

Main Camera

Modules

16 MP

Features

LED flash, HDR, panorama

Video

1080p@30fps

Selfie Camera

Module

8 MP

Features

HDR · 720p@30fps

Sound

Loudspeaker

Yes

3.5mm jack

Comms

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band

Bluetooth

5.2, A2DP, LE

Positioning

GPS, GLONASS, GALILEO, BDS

NFC

Yes

Radio

FM radio

USB

USB Type-C, OTG

Features

Sensors

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

Battery

Type

Li-Ion 11000 mAh

Charging

10W wired5W reverse wired

Misc

Colors

Black, Orange

GoSolo Read / what it means6 takeaways

durability

IP68/IP69K, 1.2m drop safePhone survives underwater immersion to 1.5m for 30 minutes and falls from waist height, plus MIL-STD-810H compliance means it handles rough handling in construction or field work.

battery

5100mAh, about 1.5 days light useWith 4GB RAM and the Unisoc T615 drawing modest power, expect roughly 8 to 10 hours of screen time on mixed use, so charging every second day if you use it lightly.

charging

10W wired, roughly 2 to 3 hours fullThe 5100mAh battery on 10W input means expect around 2 to 3 hours from zero to full, making it a weekend charger rather than a quick top-up phone.

display

720p IPS, 90Hz, 450 nitsThe 269 ppi density makes text and icons sharp enough for reading, 450 nits is usable in bright sunlight but not dominant, and 90Hz refresh keeps scrolling smooth compared to 60Hz budget phones.

performance

Unisoc T615 octa-core, light workload onlyThe T615 and 4GB RAM handle messaging, browsing, and calls smoothly, but demanding games or heavy multitasking (10+ apps open) will lag noticeably.

camera

16MP main, 1080p video at 30fpsThe 16MP sensor with LED flash and HDR handles daylight shots and video calls decently, but low-light shots and distant subjects will show noise or softness due to the single rear module.

GoSolo Score Breakdown

Design69

Display60

Performance40

Camera52

Battery64

Value55

GoSolo Verdict

The Oscal Marine 1 is a durable budget workhorse built for rough outdoor use—IP68/IP69K rated, MIL-STD-810H compliant, with an 11,000 mAh battery that genuinely lasts two days. The trade-off is obvious: at this price, you get a slow chip, a dim 720p screen, and basic cameras, so it suits field workers and remote users far more than anyone wanting a responsive daily driver.

Strengths · 4

11,000 mAh battery delivers genuine two-day endurance, rare even at higher price points
IP68/IP69K water resistance and MIL-STD-810H drop compliance mean it actually survives the rough jobs phones are marketed for
Weighs 395g and is 18.3mm thick—chunky, but necessary for the battery and durability; no surprise given the spec
Dual SIM and microSDXC slot give practical flexibility for workers in regions where multiple networks and expandable storage matter

Trade-offs · 3

Unisoc T615 and 4GB RAM make heavy multitasking sluggish; gaming and app-heavy workflows will show lag
10W charging takes 2 to 3 hours from empty, so the big battery comes with a patience tax
720p LCD with 450 nits brightness is readable but dim in strong sunlight and shows visible pixelation up close on a 6.56-inch screen