The verdict
Your pick: Lava Z92, ahead on Performance & hardware and Battery & charging.
| Category | Z91 | Z92 |
|---|---|---|
| Design & display | 5.3 | 5.4 |
| Performance & hardware | 1.4 | 2.9 |
| Camera | 3.1 | 3.2 |
| Connectivity | 3.5 | 3.3 |
| Battery & charging | 2.2 | 2.5 |
Which one is for you?
Lava Z91, if you care about…
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- against Wi-Fi 802.11 b/g/n
- Display Pixel Density
- 282 ppi
- against 270 ppi
- Weight
- 147 g
- against 159 g
- Body Thickness
- 7.7 mm
- against 8 mm
Lava Z92, if you care about…
- Battery Capacity
- 3,260 mAh
- against 3,000 mAh
- RAM Capacity
- 3 GB
- against 2 GB
- Bluetooth Version
- Bluetooth 4.1
- against Bluetooth 4.0
- Maximum Storage Capacity
- 32 GB
- against 16 GB
Specification comparison
Performance
| Specification | Z91 | Z92 |
|---|---|---|
| Processor Model | MediaTek MT6739 | MediaTek Helio P22 |
| Processor Process Size | 28 nm | 12 nm Best value |
| Graphics GPU | PowerVR GE8100 | PowerVR GE8320 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.3 GHz | 2 GHz Best value |
| Maximum Storage Capacity | 16 GB | 32 GB Best value |
| Geekbench 6 Single-Core | 456 Best value | 233 |
| Geekbench 6 Multi-Core | 1,499 Best value | 723 |
| CPU Description | Quad-core 1.3 GHz Cortex-A53 | Octa-core 2.0 GHz Cortex-A53 |
| Processor Type | Quad-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 2 GB | 3 GB Best value |
| RAM Type | — | DDR4 |
| Expandable Storage | Yes | Yes |
Design
| Specification | Z91 | Z92 |
|---|---|---|
| Body Colors | Blue | Green |
| Body Thickness | 7.7 mm Best value | 8 mm |
| Body Width | 72.9 mm | 75.8 mm |
| Body Height | 152 mm | 156.9 mm |
| Weight | 147 g Best value | 159 g |
| Usable Surface | 75.7 % | 81.2 % Best value |
| Unfolded thickness | 7.7 mm Best value | 8 mm |
Battery
| Specification | Z91 | Z92 |
|---|---|---|
| Battery Capacity | 3,000 mAh | 3,260 mAh Best value |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | — | 10 W |
| Battery Features | Battery Level Indicator, Rechargeable | Battery Level Indicator, Rechargeable |
Display
| Specification | Z91 | Z92 |
|---|---|---|
| Display Aspect Ratio | 18:9 | 19:9 |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 5.7″ | 6.22″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,440 px | 1,520 px Best value |
| Display Pixel Density | 282 ppi Best value | 270 ppi |
| Display Features | Touchscreen | Gorilla Glass 3, Touchscreen |
Sensors
| Specification | Z91 | Z92 |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Rear |
Sensor
| Specification | Z91 | Z92 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor | Fingerprint Sensor, Accelerometer, Proximity Sensor |
Software
| Specification | Z91 | Z92 |
|---|---|---|
| Operating System | Android 7 | Android 8.1 |
| OS Family | Android | Android |
| OS Version | 7 | 8.1 Best value |
Connectivity
| Specification | Z91 | Z92 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 900, 2G GSM 1800, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B40, 4G LTE B41 | 2G GSM 900, 2G GSM 1800, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) Best value | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Wi-Fi Direct |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.1 Best value |
| Bluetooth Profiles | A2DP | A2DP |
| Navigation Systems | GPS | GPS, GLONASS, BeiDou Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB OTG | 3.5 mm Audio Jack, FM Radio, microUSB, USB 2.0 |
| USB Version | microUSB | microUSB |
| Max. download speed | 150 Mbps | 300 Mbps Best value |
| Max. upload speed | 50 Mbps | 50 Mbps |
Audio
| Specification | Z91 | Z92 |
|---|---|---|
| Microphone Count | 1 | 1 |
| Audio Features | A2DP, Loudspeaker | A2DP, Loudspeaker |
