XOLO
Side-by-side technical data
XOLO Opus HD vs XOLO Era 4K
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
XOLO Opus HD, if you care about…
- Body Thickness
- 7.9 mm
- against 9.2 mm
XOLO Era 4K, if you care about…
- Battery Capacity
- 4,000 mAh
- against 2,500 mAh
- RAM Capacity
- 2 GB
- against 1 GB
- Talk time
- 32 h
- against 28 h
- Standby time
- 624 h
- against 600 h
Specification comparison
Battery
| Specification | Opus HD | Era 4K |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 2,500 mAh | 4,000 mAh Best value |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | Battery Level Indicator, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 28 h | 32 h Best value |
| Standby time | 600 h | 624 h Best value |
| Music playback time | — | — |
Design
| Specification | Opus HD | Era 4K |
|---|---|---|
| Body Colors | Black | Blue, White |
| Body Thickness | 7.9 mm Best value | 9.2 mm |
| Body Width | 71 mm | 71.8 mm |
| Body Height | 143 mm | 143 mm |
| Weight | — | 157 g |
| Usable Surface | 67.6 % Best value | 67.1 % |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | 9.2 mm |
| QWERTY keyboard | — | — |
Performance
| Specification | Opus HD | Era 4K |
|---|---|---|
| Processor Model | Broadcom BCM23550 | MediaTek MT6735P |
| Processor Process Size | — | 28 nm |
| Graphics GPU | Broadcom VideoCore IV | ARM Mali-T720 MP2 |
| Storage Type | — | — |
| Maximum CPU Clock | 1.2 GHz Best value | 1 GHz |
| Maximum Storage Capacity | 8 GB | 8 GB |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Quad-core 1.2 GHz | Quad-core 1.0 GHz Cortex-A53 |
| Processor Type | Quad-Core | Quad-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 1 GB | 2 GB Best value |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | 32 GB |
Sensors
| Specification | Opus HD | Era 4K |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | Opus HD | Era 4K |
|---|---|---|
| Display Aspect Ratio | 16:9 | 16:9 |
| Peak Display Brightness | — | — |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 4.99″ | 5″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,280 px | 1,280 px |
| Display Pixel Density | 294 ppi | 294 ppi |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | — | Gorilla Glass 3, Touchscreen |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | 256K colors | — |
Sensor
| Specification | Opus HD | Era 4K |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor | Accelerometer, Proximity Sensor |
Software
| Specification | Opus HD | Era 4K |
|---|---|---|
| Operating System | Android 4.4 | Android 5.1 |
| OS Family | Android | Android |
| OS Version | 4.4 | 5.1 Best value |
| OS Update Support | — | — |
| Direct OS Updates | — | No |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | Opus HD | Era 4K |
|---|---|---|
| SIM Configurations | Dual SIM | Dual SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 2100 | 2G GSM 900, 2G GSM 1800, 3G UMTS B900, 3G UMTS 2100, 4G LTE B3, 4G LTE B40 |
| Cellular Technologies | GSM, HSPA | GSM, HSPA, LTE Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi Hotspot | Wi-Fi Hotspot |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.0 |
| Bluetooth Profiles | A2DP | A2DP |
| Navigation Systems | GPS | GPS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, USB Charging | 3.5 mm Audio Jack, FM Radio, microUSB |
| USB Version | microUSB | microUSB |
| SAR American Head | 0.52 W/kg | — |
| SAR American Body | 0.6 W/kg | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | Opus HD | Era 4K |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | A2DP, Loudspeaker | Loudspeaker |
| Alert types | — | — |
Technical
| Specification | Opus HD | Era 4K |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | Opus HD | Era 4K |
|---|---|---|
| Built-in functions | — | — |
