Energizer
Side-by-side technical data
Energizer Power Max P8100S vs Energizer Hard Case P28K
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?
Energizer Power Max P8100S, if you care about…
- Wi-Fi Standards
- Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 802.11a/b/g/n
- against Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- Display Diagonal
- 8.1″
- against 6.78″
- Display Horizontal Resolution
- 1,536 px
- against 1,080 px
- Cellular Technologies
- GSM, HSPA, UMTS, LTE, 4G, 5G
- against GSM, HSPA, LTE
Energizer Hard Case P28K, if you care about…
- Battery Capacity
- 28,000 mAh
- against 10,000 mAh
- Bluetooth Version
- Bluetooth 5.2
- against Bluetooth 5.0
- Display Pixel Density
- 396 ppi
- against 316 ppi
- Fast Charge Power
- 33 W
- against 18 W
Specification comparison
Battery
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 10,000 mAh | 28,000 mAh Best value |
| Battery Type | Li-Polymer | — |
| Fast Charge Power | 18 W | 33 W Best value |
| Battery Features | Fast Charging, Battery Level Indicator, Rechargeable | Fast Charging |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | — | — |
| Standby time | — | — |
| Music playback time | — | — |
Design
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Body Colors | Red | Black |
| Body Thickness | — | 27.8 mm |
| Body Width | — | 84 mm |
| Body Height | — | 178.1 mm |
| Weight | — | 570 g |
| Usable Surface | — | 73 % |
| Body Materials | — | — |
| Resistance Features | — | IP68, IP69 |
| Waterproof Depth | — | 1.2 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | Yes | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Performance
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 855 | MediaTek Helio G99 |
| Processor Process Size | 7 nm | 6 nm Best value |
| Graphics GPU | Qualcomm Adreno 640 | Mali-G57 MC2 |
| Storage Type | — | — |
| Maximum CPU Clock | 2.84 GHz Best value | 2.2 GHz |
| Maximum Storage Capacity | 256 GB | 256 GB |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Octa-core CPU with Kryo 485 cores clocked at 2.84 GHz, 2.42 GHz, and 1.78 GHz. | Octa-core CPU with 2x2.2 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55 |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | — |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | DDR4 | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | 256 GB | — |
Sensors
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Display Aspect Ratio | 4:3 | 20.5:9 |
| Peak Display Brightness | — | — |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 8.1″ Best value | 6.78″ |
| Display Horizontal Resolution | 1,536 px Best value | 1,080 px |
| Display Vertical Resolution | 2,048 px | 2,460 px Best value |
| Display Pixel Density | 316 ppi | 396 ppi Best value |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Foldable Display, Secondary Display, Capacitive Touch | IPS LCD |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | 6″ | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Sensor Features | Accelerometer, Gyroscope, Proximity Sensor, Compass | Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Operating System | Android 9 | Android 14 |
| OS Family | Android | Android |
| OS Version | 9 | 14 Best value |
| OS Update Support | — | — |
| Direct OS Updates | No | — |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE bands unspecified, 5G NR bands unspecified | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, LTE B28, 4G LTE B38, 4G LTE B40, 4G LTE B41, 4G LTE B66 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G, 5G Best value | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 802.11a/b/g/n Best value | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Wi-Fi Direct | Dual Band |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS | GPS, Galileo, GLONASS, BeiDou Best value |
| Connectivity Features | FM Radio, USB Type-C | NFC, USB Type-C |
| USB Version | USB Type-C | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Microphone Count | 2 | — |
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, Loudspeaker |
| Alert types | — | — |
Technical
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | Power Max P8100S | Hard Case P28K |
|---|---|---|
| Built-in functions | — | — |
