Product comparison · 2 disk arrays

TerraMaster D2 Thunderbolt 3 vs TerraMaster D4-300 disk array

31specifications compared
12differ
19identical
20known for one product only

Key differences

The TerraMaster D2 Thunderbolt 3 has 2 more storage drives installed than the TerraMaster D4-300 disk array (2 vs 0). The TerraMaster D4-300 disk array has 2 more storage drives supported than the TerraMaster D2 Thunderbolt 3 (4 vs 2). The TerraMaster D4-300 disk array has 32 W more power supply unit (PSU) capacity than the TerraMaster D2 Thunderbolt 3 (72 W vs 40 W). Only the TerraMaster D2 Thunderbolt 3 has storage drives installed. Only the TerraMaster D4-300 disk array has USB connectivity.

Storage drives installed
- D2 Thunderbolt 3:Yes
- D4-300 disk array:No
Installed storage drive type
- D2 Thunderbolt 3:HDD
- D4-300 disk array:No
Number of storage drives installed
- D2 Thunderbolt 3:2
- D4-300 disk array:0
Number of storage drives supported
- D2 Thunderbolt 3:2
- D4-300 disk array:4
Supported storage drive interfaces
- D2 Thunderbolt 3:Serial ATA
- D4-300 disk array:Serial ATA III
USB connectivity
- D2 Thunderbolt 3:No
- D4-300 disk array:Yes
LED indicators
- D2 Thunderbolt 3:HDD, Power
- D4-300 disk array:Yes
Number of fans
- D2 Thunderbolt 3:1 fan(s)
- D4-300 disk array:2 fan(s)

Side by side

Differences highlightedShow differences only

Comparison of D2 Thunderbolt 3, D4-300
51 specifications	A TerraMaster D2 Thunderbolt 3 View product	B TerraMaster D4-300 disk array Model D4-300 View product
Storage5 differ
Storage drives installedDiffers	Yes	No
Installed storage drive typeDiffers	HDD	No
Number of storage drives installedDiffers	2	0
Supported storage drive types	HDD & SSD	HDD & SSD
Number of storage drives supportedDiffers	2	4
Supported storage drive interfacesDiffers	Serial ATA	Serial ATA III
Storage drive sizes supported	2.5,3.5"	2.5,3.5"
RAID levelsKnown for one	0, 1, JBOD	Unknown — not stated by the source
Data transfer rateKnown for one	40 Gbit/s	Unknown — not stated by the source
Hot-swap drive bays	Yes	Yes
Total installed storage capacityKnown for one	Unknown — not stated by the source	0 TB
Ports & interfaces1 differ
USB connectivityDiffers	No	Yes
Thunderbolt technologyKnown for one	Yes	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	2	Unknown — not stated by the source
Thunderbolt versionKnown for one	3	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DisplayPort versionKnown for one	1.2	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	Unknown — not stated by the source	1
Design2 differ
Chassis type	Desktop	Desktop
Product colour	Grey	Grey
LED indicatorsDiffers	HDD, Power	Yes
Number of fansDiffers	1 fan(s)	2 fan(s)
Fan diameter	8 cm	8 cm
Built-in displayKnown for one	No	Unknown — not stated by the source
Certification	CE, FCC, CCC, KC	CE, FCC, CCC, KC
Device classKnown for one	Unknown — not stated by the source	Home & Home Office
Noise levelKnown for one	Unknown — not stated by the source	19.8 dB
Power1 differ
Power supply unit (PSU) capacityDiffers	40 W	72 W
Number of power supply units	1	1
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
DC output voltageKnown for one	12 V	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	45.6 W
System requirementsidentical
Mac compatibility	Yes	Yes
Windows operating systems supported	Yes	Yes
Weight & dimensions2 differ
WidthDiffers	119 mm	225 mm
DepthDiffers	173 mm	136 mm
Height	227 mm	227 mm
WeightKnown for one	Unknown — not stated by the source	2.1 kg
Packaging content1 differ
Cables includedDiffers	AC, Thunderbolt	AC, USB Type-A to USB Type-C
Number of adapters included	1 pc(s)	1 pc(s)
Screws included	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Storage temperature (T-T)	-20 - 60 °C	-20 - 60 °C
Sustainabilityidentical
Sustainability complianceKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Compliance certificates	RoHS	RoHS
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	275 mm
Package depthKnown for one	Unknown — not stated by the source	186 mm
Package heightKnown for one	Unknown — not stated by the source	300 mm
Package weightKnown for one	Unknown — not stated by the source	3.5 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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