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What’s the difference between SanDisk SSD Plus and Ultra 3D SSD?

SanDisk currently has two similar SATA III solid state drives with the SSD Plus and Ultra 3D SSD. So, which of these two will best fit your needs?

You can find out in this comparison guide between the two internal drives.

Quick Summary

When you compared the similar capacities, the SanDisk Ultra 3D SSD is slightly faster than the SanDisk SSD Plus at maximum sequential read speeds.

The Ultra 3D SSD is also quite a bit faster than SSD Plus when it comes to maximum sequential write speeds.

Not to mention that you will also get a longer warranty period with SanDisk Ultra 3D SSD at 5 years when compared to the SanDisk SSD Plus, which has a warranty period of 3 years.

Overall, we recommend getting the Ultra 3D SSD over the SSD Plus due to the better performances and longer warranty.

Comparison Charts

You can check out Seeking Tech’s comparison tables for the SATA III storage drives below.

240GB SanDisk SSD Plus vs. 250GB SanDisk Ultra 3D SSD

240GB SanDisk SSD Plus250GB SanDisk Ultra 3D SSD
Dimensions2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)
InterfaceSATA III (6 Gbit/s)SATA III (6 Gbit/s)
Maximum Sequential Read SpeedUp to 530 MB per secondUp to 550 MB per second
Maximum Sequential Write SpeedUp to 440 MB per secondUp to 525 MB per second
Operating Temperature0°C to 70°C0°C to 70°C
Shock ResistanceUp to 1,500 G at 0.5m per secondUp to 1,500 G at 0.5m per second
Operating Vibration5 gRMS, 10 Hz to 2000 Hz5 gRMS, 10 Hz to 2000 Hz
Non-Operating Vibration4.9 gRMS, 7 Hz to 800 Hz4.9 gRMS, 7 Hz to 800 Hz
Warranty3-year limited warranty5-year limited warranty
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480GB SanDisk SSD Plus vs. 500GB SanDisk Ultra 3D SSD

480GB SanDisk SSD Plus500GB SanDisk Ultra 3D SSD
Dimensions2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)
InterfaceSATA III (6 Gbit/s)SATA III (6 Gbit/s)
Maximum Sequential Read SpeedUp to 535 MB per secondUp to 560 MB per second
Maximum Sequential Write SpeedUp to 445 MB per secondUp to 530 MB per second
Operating Temperature0°C to 70°C0°C to 70°C
Shock ResistanceUp to 1,500 G at 0.5m per secondUp to 1,500 G at 0.5m per second
Operating Vibration5 gRMS, 10 Hz to 2000 Hz5 gRMS, 10 Hz to 2000 Hz
Non-Operating Vibration4.9 gRMS, 7 Hz to 800 Hz4.9 gRMS, 7 Hz to 800 Hz
Warranty3-year limited warranty5-year limited warranty
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960GB SanDisk SSD Plus vs. 1TB SanDisk SSD Plus vs. 1TB SanDisk Ultra 3D SSD

960GB SanDisk SSD Plus1TB SanDisk SSD Plus1TB SanDisk Ultra 3D SSD
Dimensions2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)
InterfaceSATA III (6 Gbit/s)SATA III (6 Gbit/s)SATA III (6 Gbit/s)
Maximum Sequential Read SpeedUp to 535 MB per secondUp to 535 MB per secondUp to 560 MB per second
Maximum Sequential Write SpeedUp to 450 MB per secondUp to 450 MB per secondUp to 530 MB per second
Operating Temperature0°C to 70°C0°C to 70°C0°C to 70°C
Shock ResistanceUp to 1,500 G at 0.5m per secondUp to 1,500 G at 0.5m per secondUp to 1,500 G at 0.5m per second
Operating Vibration5 gRMS, 10 Hz to 2000 Hz5 gRMS, 10 Hz to 2000 Hz5 gRMS, 10 Hz to 2000 Hz
Non-Operating Vibration4.9 gRMS, 7 Hz to 800 Hz4.9 gRMS, 7 Hz to 800 Hz4.9 gRMS, 7 Hz to 800 Hz
Warranty3-year limited warranty3-year limited warranty5-year limited warranty
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2TB SanDisk SSD Plus vs. 2TB SanDisk Ultra 3D SSD

2TB SanDisk SSD Plus2TB SanDisk Ultra 3D SSD
Dimensions2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm)
InterfaceSATA III (6 Gbit/s)SATA III (6 Gbit/s)
Maximum Sequential Read SpeedUp to 545 MB per secondUp to 560 MB per second
Maximum Sequential Write SpeedUp to 450 MB per secondUp to 530 MB per second
Operating Temperature0°C to 70°C0°C to 70°C
Shock ResistanceUp to 1,500 G at 0.5m per secondUp to 1,500 G at 0.5m per second
Operating Vibration5 gRMS, 10 Hz to 2000 Hz5 gRMS, 10 Hz to 2000 Hz
Non-Operating Vibration4.9 gRMS, 7 Hz to 800 Hz4.9 gRMS, 7 Hz to 800 Hz
Warranty3-year limited warranty5-year limited warranty
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Capacity Options

The SanDisk SSD Plus is available in six different capacity options while the SanDisk Ultra 3D SSD comes in five storage sizes.

You can find the available capacities, as well as the model numbers for each, below:

SanDisk SSD Plus:

  • 120 GB: SDSSDA-120G-G25
  • 240 GB: SDSSDA-240G-G26
  • 480 GB: SDSSDA-480G-G26
  • 960 GB: SDSSDA-960G-G26
  • 1 TB: SDSSDA-1T00-G26
  • 2 TB: SDSSDA-2T00-G26

SanDisk Ultra 3D SSD:

  • 250 GB: SDSSDH3-250G-G25
  • 500 GB: SDSSDH3-500G-G25
  • 1 TB: SDSSDH3-1T00-G25
  • 2 TB: SDSSDH3-2T00-G25
  • 4 TB: SDSSDH3-4T00-G25

Dimensions

The SSD Plus and Ultra 3D SSD have the same dimension with measurements of 2.75 in. x 3.96 in. x 0.28 in. (or 69.95 mm x 100.50 mm x 7.00 mm).

Interface

Both internal solid state drives in this versus guide use the SATA III (6 Gbit/s) interface.

Maximum Sequential Read Speed

The sequential read speed varies slightly for both SSDs depending on the capacity.

In general, the SanDisk Ultra 3D can reach a higher potential top reading speeds than the SanDisk SSD Plus when you compare the similar storage sizes. With that said, the differences are pretty small.

When it comes to maximum sequential read speeds, the 250GB SanDisk Ultra 3D SSD is 3.77% faster than the 240GB SanDisk SSD Plus, the 500GB SanDisk Ultra 3D SSD is 4.67% faster than the 480GB SanDisk SSD Plus, the 1TB SanDisk Ultra 3D SSD is 4.67% faster than the 960GB/1TB SanDisk SSD Plus and the 2TB SanDisk SSD Plus is 2.75% faster than the 2TB SanDisk SSD Plus.

You can take a look at the sequential read specifications below:

  • 120 GB SanDisk SSD Plus: Up to 530 MB per second
  • 240 GB SanDisk SSD Plus: Up to 530 MB per second
  • 480 GB SanDisk SSD Plus: Up to 535 MB per second
  • 960 GB SanDisk SSD Plus: Up to 535 MB per second
  • 1 TB SanDisk SSD Plus: Up to 535 MB per second
  • 2 TB SanDisk SSD Plus: Up to 545 MB per second
  • 250 GB SanDisk Ultra 3D SSD: Up to 550 MB per second
  • 500 GB SanDisk Ultra 3D SSD: Up to 560 MB per second
  • 1 TB SanDisk Ultra 3D SSD: Up to 560 MB per second
  • 2 TB SanDisk Ultra 3D SSD: Up to 560 MB per second
  • 4 TB SanDisk Ultra 3D SSD: Up to 560 MB per second

Maximum Sequential Write Speed

The write speeds also differ depending on your storage size for both products.

With that said, the SanDisk Ultra 3D SSD is quite a bit faster in general than the SanDisk SSD Plus when you compare the similar capacities.

When it comes to maximum sequential write speeds, 250 GB SanDisk Ultra 3D SSD is 19.32% faster than the 240 GB SanDisk SSD Plus, the 500 GB SanDisk Ultra 3D SSD is 19.10% faster than the 480 GB SanDisk SSD Plus, the 1 TB SanDisk Ultra 3D SSD is 17.78% faster than the 960 GB/1 TB SanDisk SSD Plus and the 2 TB SanDisk SSD Plus is 17.78% faster than the 2 TB SanDisk SSD Plus.

You can take a look at the write speed specs below:

  • 120 GB SanDisk SSD Plus: Up to 400 MB per second
  • 240 GB SanDisk SSD Plus: Up to 440 MB per second
  • 480 GB SanDisk SSD Plus: Up to 445 MB per second
  • 960 GB SanDisk SSD Plus: Up to 450 MB per second
  • 1 TB SanDisk SSD Plus: Up to 450 MB per second
  • 2 TB SanDisk SSD Plus: Up to 450 MB per second
  • 250 GB SanDisk Ultra 3D SSD: Up to 525 MB per second
  • 500 GB SanDisk Ultra 3D SSD: Up to 530 MB per second
  • 1 TB SanDisk Ultra 3D SSD: Up to 530 MB per second
  • 2 TB SanDisk Ultra 3D SSD: Up to 530 MB per second
  • 4 TB SanDisk Ultra 3D SSD: Up to 530 MB per second

Operating Temperature

The SanDisk SSD Plus and SanDisk Ultra 3D SSD have the same operating temperature range of 0°C to 70°C.

Shock Resistance

Both internal SSDs in this comparison guide have identical shock resistance specifications, which are up to 1,500 G at 0.5m per second.

Operating Vibration

The operating vibration are also the same at 5 gRMS, 10 Hz to 2000 Hz.

Non-Operating Vibration

Furthermore, the non-operating vibration are identical at 4.9 gRMS, 7 Hz to 800 Hz.

Warranty

The SanDisk SSD Plus comes with a 3-year limited warranty while the SanDisk Ultra 3D SSD includes a 5-year limited warranty.

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