Oscal

Oscal MARINE 3

MARINE 3

Oscal MARINE 3 6.56" 90Hz Display Helio G81 Octa-core Rugged 4G Phone

Price

Price unavailable

Manufacturer

Oscal product page

Specifications

Warranty: 12 months
Chipset: Helio G81 · TSMC 12FFC · up to 2 GHz
CPU cores: 8 total (2 P + 6 E)
CPU layout: 2× Cortex-A75 2 GHz + 6× Cortex-A55 1.7 GHz
GPU: Mali-G52 MC2 · 2 cores
RAM: 8 GB · LPDDR4X
Storage: 128/256 GB
Display: 6.56″ IPS LCD · 90 Hz
Screen-to-body ratio: 71.3 %
Resolution: 720 × 1612 · 20:9 · 269 ppi
Dimensions: 174.6 × 83 × 10.7 mm
Body volume: 155.1 cm³
Color options: White, Black
Battery: 5,000 mAh · 18 W wired · EU energy B
Weight: 245 g
IP rating: IP68
Connectivity: NFC · microSD
Wi-Fi: 802.11a, 802.11ac, 802.11b, 802.11g, 802.11n
Bluetooth: v5.0
GNSS systems: BeiDou, GLONASS, GPS, Galileo
Sensors: Compass
Camera features: Flash
Minimum updates (EU): 6 years EPREL
Repairability: 3.6 / 10 EPREL

Cameras

Module	MP	Aperture	Equiv. focal length	Sensor	Pixel	OIS	Zoom
Night vision	13	—	—	—	—	—	—
Main	16	—	—	—	—	—	—
Selfie	13	—	—	—	—	—	—

Cellular bands

Key CZ bands highlighted — n28 (700) + n78 (3500) for 5G, B1/B3/B7/B20 for LTE.

4G LTE B1 (2100)B3 (1800)B7 (2600)B8 (900)B19 (850)B20 (800)B28 (700)B40 (TDD 2300)B41 (TDD 2500)

Available variants

Sources and calculations

Chipset

Helio G81 oscal-cz-phones · 2026-09-25 Source

RAM

8 GB oscal-cz-phones · 2026-09-25 Source

Storage

256 GB oscal-cz-phones · 2026-09-25 Source

Battery

5,000 mAh oscal-cz-phones · 2026-09-25 Source

Display diagonal

6.56″ oscal-cz-phones · 2026-09-25 Source

displayTechnology

IPS LCD oscal-cz-phones · 2026-09-25 Source

Display refresh rate

90 Hz oscal-cz-phones · 2026-09-25 Source

IP rating

IP68 oscal-cz-phones · 2026-09-25 Source

hasNfc

true oscal-cz-phones · 2026-09-25 Source

hasMicroSdSlot

true oscal-cz-phones · 2026-09-25 Source

Resolution

720 px oscal-cz-phones · 2026-09-25 Source

Resolution

1,612 px oscal-cz-phones · 2026-09-25 Source

RAM EU · 8 GB · 128 GB

8 GB oscal-cz-phones · 2026-09-25 Source

Storage EU · 8 GB · 128 GB

128 GB oscal-cz-phones · 2026-09-25 Source

RAM EU · 8 GB · 256 GB

8 GB oscal-cz-phones · 2026-09-25 Source

Storage EU · 8 GB · 256 GB

256 GB oscal-cz-phones · 2026-09-25 Source

Rear camera · Night vision

13 Mpx oscal-cz-phones · 2026-09-25 Source

Rear camera · Main

16 Mpx oscal-cz-phones · 2026-09-25 Source

Rear camera · Night vision 2

16 Mpx oscal-cz-phones · 2026-09-25 Source

Front camera · Selfie

13 Mpx oscal-cz-phones · 2026-09-25 Source

PPI

269 PPI calculated · 2026-09-27 Calculated

ppi = hypot(resolutionWidth, resolutionHeight) / displaySizeInches

Inputs: resolutionWidth=720, resolutionHeight=1612, displaySizeInches=6.56

Offers

0 offers tracked

Price unavailable

Source: eprel-by-registration · checked 2026-09-25 · link