The ultra-budget smartphone market is fiercely competitive. The Oukitel C2 enters the fray with a focus on exceptional battery life, while the Samsung Galaxy A02 leverages Samsung's brand recognition and established software ecosystem. This comparison dissects the core differences between these two devices, helping you determine which best suits your needs.
🏆 Quick Verdict
For users prioritizing longevity and minimizing charging frequency, the Oukitel C2 is the clear winner thanks to its remarkable 55:29h endurance. However, the Samsung Galaxy A02 appeals to those who value brand trust and a potentially smoother software experience, despite its weaker performance and battery life.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 25, 26, 28, 66 | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| Launch |
|---|
| Announced | 2025, July | 2021, January 27 |
| Status | Available. Released 2025, August | Available. Released 2021, January 27 |
| Body |
|---|
| Build | - | Glass front, plastic back, plastic frame |
| Dimensions | 163.6 x 75.9 x 9.3 mm (6.44 x 2.99 x 0.37 in) | 164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) |
| SIM | Nano-SIM + Nano-SIM | · Nano-SIM· Nano-SIM + Nano-SIM |
| Weight | 198 g (6.98 oz) | 206 g (7.27 oz) |
| Display |
|---|
| Protection | Sharp glass, Mohs level 5 | - |
| Resolution | 540 x 1200 pixels, 20:9 ratio (~202 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| Size | 6.52 inches, 102.6 cm2 (~82.7% screen-to-body ratio) | 6.5 inches, 102.0 cm2 (~81.9% screen-to-body ratio) |
| Type | IPS LCD, 450 nits | PLS LCD |
| Platform |
|---|
| CPU | Quad-core (1x2.0 GHz Cortex-A75 & 3x1.8 GHz Cortex-A55) | Quad-core 1.5 GHz Cortex-A53 |
| Chipset | Unisoc T310 (12 nm) | Mediatek MT6739W (28 nm) |
| GPU | PowerVR GE8300 | PowerVR GE8100 |
| OS | Android 14 | Android 10, upgradable to Android 11, One UI Core 3.1 |
| Memory |
|---|
| Card slot | microSDXC (uses shared SIM slot) | microSDXC (dedicated slot) |
| Internal | 64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM | 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM |
| | - | eMMC 5.1 |
| Main Camera |
|---|
| Dual | - | 13 MP, f/1.9, (wide), AF
2 MP (macro) |
| Features | LED flash, HDR, panorama | LED flash |
| Single | 13 MP, f/2.2 (wide), AF | - |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera |
|---|
| Single | 5 MP, f/2.2, (wide) | 5 MP, f/2.0 |
| Video | 720p@30fps | - |
| Sound |
|---|
| 3.5mm jack | - | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms |
|---|
| Bluetooth | 5.0, A2DP, LE | 5.1, A2DP, LE |
| NFC | No | No |
| Positioning | GPS, GALILEO, GLONASS, BDS | GPS, GLONASS |
| Radio | FM radio | FM radio |
| USB | USB Type-C | microUSB 2.0 |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Features |
|---|
| Sensors | Accelerometer | Accelerometer |
| | - | Virtual proximity sensing |
| Battery |
|---|
| Charging | 10W wired | - |
| Type | Li-Po 5000 mAh | Li-Po 5000 mAh |
| Misc |
|---|
| Colors | Gold, Purple, Blue, Black | Black, Blue |
| Models | - | SM-A022F, SM-A022F/DS, SM-A022M, SM-A022M/DS, SM-A022G, SM-A022G/DS |
| Price | - | € 97.46 |
| SAR EU | - | 0.65 W/kg (head) 1.71 W/kg (body) |
| Pricing |
|---|
| 32GB 2GB RAM | - | $ 149.99 |
| 32GB 3GB RAM | - | $ 129.99 |
| 64GB 3GB RAM | - | $ 199.99 |
| RENEWED | - | £ 113.00 |
| EU LABEL |
|---|
| Battery | 55:29h endurance, 1000 cycles | - |
| Energy | Class A | - |
| Free fall | Class A (270 falls) | - |
| Repairability | Class B | - |
Oukitel C2
- Exceptional battery life (55:29h endurance)
- More modern and efficient chipset (Unisoc T310)
- Potentially better performance due to CPU architecture
- Less established brand reputation
- Slow 10W charging
- Display specifications unknown
Samsung Galaxy A02
- Familiar Samsung brand and software
- Wider availability of accessories
- Multiple RAM/Storage configurations
- Significantly shorter battery life
- Outdated and inefficient chipset (MT6739W)
- Lower performance compared to Oukitel C2
Display Comparison
Neither device boasts a standout display. Both are likely to feature LCD panels, typical for this price bracket. The Oukitel C2's display specifications are unavailable, but given its focus on endurance, it likely prioritizes efficiency over brightness or color accuracy. The Samsung Galaxy A02's display details are also limited, but its 28nm chipset suggests less power available for a high-quality panel. Expect both to offer adequate, but not impressive, viewing experiences.
Camera Comparison
Camera performance is likely to be similar in real-world results, as both devices are expected to feature basic sensors. The Samsung Galaxy A02 offers various configurations (32GB/2GB, 32GB/3GB, 64GB/3GB), but the core camera hardware remains largely the same. Both devices likely include a primary sensor and potentially a depth or macro sensor of limited utility. Given the lack of detailed sensor information, it's difficult to declare a clear winner, but the Oukitel C2’s more efficient chipset *could* allow for slightly better image processing, though this is speculative.
Performance
The performance gap between these two is significant. The Oukitel C2’s Unisoc T310 (12nm) utilizes a Cortex-A75 core alongside three A55 cores, offering a substantial architectural advantage over the Samsung Galaxy A02’s Mediatek MT6739W (28nm) and its four Cortex-A53 cores. The 12nm process node of the Unisoc chip is far more efficient, translating to better performance per watt. While neither chipset is a powerhouse, the Oukitel C2 will demonstrably outperform the A02 in multitasking and app loading times. The A02’s older 28nm process also implies greater heat generation, potentially leading to throttling under sustained load.
Battery Life
Battery life is where the Oukitel C2 truly shines. Its reported 55:29h endurance is exceptional for any smartphone, let alone one in this price range. This is a direct result of the efficient Unisoc T310 chipset and likely a larger battery capacity (though specific mAh is not provided). The Samsung Galaxy A02, with its less efficient Mediatek MT6739W, will struggle to match this longevity. While the A02’s charging is not specified, the C2’s 10W charging is relatively slow, but less critical given its extended battery life. Users prioritizing minimizing charge cycles will heavily favor the Oukitel C2.
Buying Guide
Buy the Oukitel C2 if you need a phone that can reliably last through multiple days of moderate use, and you're comfortable with a less-known brand. It's ideal for travelers, field workers, or anyone who dislikes frequent charging. Buy the Samsung Galaxy A02 if you prefer the familiarity of the Samsung brand, a wider range of available accessories, and a potentially more refined (though still basic) software experience, accepting compromises in battery life and processing power.
Frequently Asked Questions
❓ Is the Unisoc T310 in the Oukitel C2 powerful enough for casual gaming?
The Unisoc T310 is capable of handling casual games, but don't expect high frame rates or demanding graphics settings. It's a step up from the Mediatek MT6739W in the A02, but still an entry-level chipset. Expect playable performance in titles like Candy Crush or Angry Birds, but struggle with more intensive games like PUBG.
❓ How does the Samsung Galaxy A02's software experience compare to other Samsung phones?
The Galaxy A02 runs Samsung's One UI, but it's a stripped-down version designed for lower-end hardware. It lacks many of the features found on Samsung's flagship devices. While it's generally user-friendly, expect slower performance and fewer software updates compared to higher-end Samsung phones.
❓ What is the typical lifespan of the Oukitel C2's battery, considering the 1000 cycle claim?
Oukitel claims 1000 charge cycles before significant degradation. This means the battery should retain at least 80% of its original capacity after 1000 full charges. Given the phone's exceptional endurance, users may only need to fully charge it 2-3 times per week, extending the battery's lifespan considerably.
❓ Does the Mediatek MT6739W in the Samsung Galaxy A02 support VoLTE and Wi-Fi calling?
Support for VoLTE and Wi-Fi calling depends on the carrier and region. While the MT6739W is technically capable of supporting these features, Samsung may have disabled them on certain models or for specific carriers. Check with your carrier to confirm compatibility before purchasing.
