Adata Hm900 4Tb
VS
Western Digital Purple WD81PURZ 8TB Capacity
Feature Comparison
General features
General features
| Usage Type | External | Internal |
|---|---|---|
| Power Consumption | - | 9W in read and write mode / 8.12W in Idle mode / 0.8W in standby mode |
Main features
Main features
| General Grouping | External Desktop (Tabletop) | Surveillance cameras |
|---|
General specifications
General specifications
| Device Design and Dimensions | 3.5 inch | 3.5 inch |
|---|
Technical features
Technical features
| Capacity | 4 terabyte (tb) | 8 terabyte (tb) |
|---|---|---|
| Disk Rotation Speed | 7200 RPM | 5400 RPM |
| External Power Source Required | Yes | No |
| Operating Voltage and Current | - | |
| Operating Temperature Range | 0 To 65 °C (Operating) / -40 To 70 °C (Non-operating) | |
| Cache | - | |
| Data transfer rate | - | 213 MB/s average speed (Sustained) |
| Average Lifespan | - | 1,000,000 Hours (MTBF) / 180 Terabytes Written (TBW) Per Year |
Capabilities
Capabilities
| RAID Support | No | No |
|---|---|---|
| NCQ Support | No | No |
| S.M.A.R.T Support | No | No |
| Encryption Technology | - | |
| Compatible Operating Systems | Windows XP and later / macOS version 10.6 and later / Linux Kernel 2.6 and later | - |
| Shock and Vibration Sensor | Yes | No |
| Water Resistance | No | No |
| Dust Resistance | No | No |
| Humidity Resistance | No | No |
| Scratch Resistance | No | No |
| Anti-slip | No | No |
| Impact Resistance | No | Yes |
| Vibration Resistance | No | No |
| Kensington Security Slot | No | No |
| Certifications and Approvals | ||
| Additional Features | - | AF (Advanced Format) Support / Simultaneous support for 64 HD cameras / Can be used with 8 drives in one system / AllFrame technology for reducing frame drop and optimizing data retrieval |
| Shock Tolerance | - |
Aesthetic features
Aesthetic features
| Size and Dimensions | 36.5 * 121 * 190 millimeter (mm) | 26.1 * 101.6 * 147 millimeter (mm) |
|---|---|---|
| Product Weight | 895 gram (g) | 715 gram (g) |
Additional features and options
Additional features and options
| LED Status Indicator | Yes | - |
|---|---|---|
| Box Contents | Micro-B to Type-A USB 3.2 Gen 1 cable | - |
Buttons or control keys
Buttons or control keys
| Power Key Support | No | - |
|---|
Type of storage
Type of storage
| Internal Connection Port | - |
|---|
Other features
Other features
| Device Noise | - |
|---|
Disclaimer: Information on this page may need review. If you notice any discrepancies, please report them
User Rating Comparison
Adata Hm900 4Tb
0
/10
from total 1 Vote
Western Digital Purple WD81PURZ 8TB Capacity
0
/10
from total 1 Vote
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