| Network | Technology |
GSM / UMTS
|
|---|---|---|
| Launch | Announced | 2004, Q4 |
| Status | Discontinued | |
| Body | Dimensions | 89.9 x 45.1 x 24 mm (3.54 x 1.78 x 0.94 in) |
| Weight | 116 g (4.09 oz) | |
| SIM | Mini-SIM | |
| Display | Type | TFT, 256K colors |
| Resolution | 176 x 220 pixels | |
| Features |
Second external 4096 colors display Downloadable pictures |
|
| Platform | OS | Android 7.0 (Nougat) |
| Chipset | Mediatek MT6750 (28 nm) | |
| CPU | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) | |
| GPU | Mali-T860MP2 | |
| Memory | Card slot | miniSD, 32 MB included |
| Phonebook | 500 entries, Photo call | |
| Call records | Yes | |
| Main Camera | Single | 1.3 MP |
| Features | LED flash | |
| Video | Yes | |
| Selfie camera | Single | 5 MP |
| Features | No | |
| Sound | Loudspeaker | No |
| 3.5mm jack | No | |
| Alert types | Vibration; Downloadable polyphonic, MP3 ringtones | |
| Comms | WLAN | No |
| Bluetooth | No | |
| Positioning | No | |
| Radio | No | |
| USB | Proprietary | |
| Infrared port | Yes | |
| Features | Features |
MP3 player Predictive text input Organizer Stopwatch |
| Messaging | SMS, MMS | |
| Browser | WAP 2.0/xHTML | |
| Games | Yes + downloadable | |
| Java | Yes, MIDP 2.0 | |
| Battery | Type | Removable Li-Ion battery |
| Stand-by | Up to 180 h | |
| Talk time | Up to 3 h | |
| Misc | Colors | Black, Gold |
Mini Review & Verdict
A smart summary of the O2 X4
Advantages
- Outstanding multi-day or week-long standby battery longevity between charges
- Tactile physical alphanumeric keypad providing positive-click dialing and messaging
- Tough, drop-resilient casing engineered to withstand everyday accidental drops
- Streamlined, distraction-free mobile experience dedicated strictly to core calling and SMS
Disadvantages
- Restricted to fundamental calling and text functions without modern app store ecosystems
- Compact non-touch display with modest resolution and limited viewing angles
- Rudimentary camera sensor designed only for basic snapshot documentation
Built with a steadfast commitment to straightforward utility and rugged durability, the O2 X4 stands as a dependable voice and text communicator. Featuring an ergonomic handheld footprint and a tactile physical alphanumeric keypad, the phone ensures swift, error-free dialing and messaging with positive physical key travel.
Operating without the bloated overhead of complex modern operating systems, the device delivers instant, lag-free responsiveness. Speaker acoustics are loud and punchy, ensuring clear voice call intelligibility even in bustling outdoor environments. A rudimentary camera sensor is included for quick, practical snapshots when documenting basic references.
Where this phone truly triumphs is power endurance: sustained by a highly efficient battery cell, it easily delivers multi-day or even week-long standby times between recharges. In summary, the O2 X4 is an unpretentious, rock-solid communication tool tailored for users seeking absolute reliability, simplicity, and unbeatable standby endurance.
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