Seagate Momentus 7200.4 ST9500420AS (500 GB)

vs Comparable 2.5" SATA Hard Disks
Item 1541: Seagate Momentus 7200.4 500GB ST9500420AS
BrandSeagate
FamilyMomentus 7200.4
PartST9500420AS
Size500 GB
Cache16 MB
RPM7200
Form Factor2.5"
InterfaceSATA
Speed3 Gb/s
ST9500420AS Reviews6 (avg: 4.5/5)
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Toshiba PH2100U-1I54 SATA 6 Gb/s 5400 8 1000 54.99 18.19
Hitachi Travelstar 5K1000 0J22413 SATA 6 Gb/s 5400 8 1000 57.95 17.26
Western Digital Blue WD10JPVX SATA 6 Gb/s 5400 8 1000 2 60.99 16.40
Toshiba MQ01ABD100 SATA 3 Gb/s 5400 8 1000 63.99 15.63
Western Digital Blue WD7500BPVX SATA 6 Gb/s 5400 8 750 2 48.99 15.31
Western Digital Red WD10JFCX SATA 6 Gb/s 16 1000 3 69.99 14.29
Seagate ST1000LM014 SATA 6 Gb/s 64 1000 77.00 12.99
Western Digital Black WD7500BPKX SATA 6 Gb/s 7200 16 750 5 58.99 12.71
Western Digital AV-25 WD10JUCT SATA 3 Gb/s 5400 16 1000 3 79.99 12.50
Western Digital Blue WD5000LPVX SATA 6 Gb/s 5400 8 500 2 43.99 11.37
Hitachi Travelstar Z7K500 HTS725050A7E630 SATA 6 Gb/s 7200 32 500 49.89 10.02
Samsung Spinpoint M8 HN-M500MBB SATA 3 Gb/s 8 500 49.99 10.00
Seagate ST500LM021 SATA 6 Gb/s 7200 32 500 49.99 10.00
Seagate ST500LM000 SATA 6 Gb/s 64 500 59.99 8.33
Seagate Momentus ST905003N1A1AS-RK SATA 3 Gb/s 5400 8 500 59.99 8.33
Samsung HN-M101MBB SATA 3 Gb/s 8 500 61.31 8.16
Seagate ST500LT032 SATA 6 Gb/s 5400 16 500 67.99 7.35
Seagate Momentus 7200.4 ST9500420AS SATA 3 Gb/s 7200 16 500 118.89 4.21
Seagate Momentus Thin ST500LT012 SATA 1.5 Gb/s 5400 16 0 44.99 0.00
Toshiba MQ01ABF050H SATA 6 Gb/s 5400 32 500GB/SLC 8GB 78.99 0.00
Seagate SuperSpeed HDD STBD1000400 SATA 6 Gb/s 5400 64 1TB + 8GB SSD 89.99 0.00

Price History

Recent Price Changes

2015-08-25 $118.89

Manufacturer's Specs

General
InterfaceSATA 3.0Gb/s
Guaranteed Sectors976,773,168
Cache16 MBytes
Capacity500 GB
Areal density (avg)394 Gbits/inch2
Performance
Random write seek time13.0 msec
Average latency4.17 msec
Spindle Speed7,200 rpm
Random read seek time11.0 msec
Power
5V start max current1.0 amps
Reliability
Annual Failure Rate0.5
Physical
Width (max)69.85 mm (2.750 inches)
Weight (typical)110 grams (0.238 pounds)
Height (max)9.5 mm (0.370 inches)
Length (max)100.35 mm (3.951 inches)

External links

Seagate ST9500420AS Reviews & Benchmarks

Review the Tech - Seagate Momentus 7200.4 SATA 3Gb/s 500-GB Hard Drive ST9500420AS (9/10) - July 12, 2011
Silent PC Review - More 500GB notebook drives: Seagate Momentus 7200.4 & Hitachi Travelstar 5K500.B - Nov. 5, 2009

Other Seagate Momentus 7200.4 Reviews & Benchmarks

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