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|● 1万円未満
分類	モデル	店数	1GB単価 (最安値÷GB)	最安値(円)	前回比	増減率(％)	平均値(円)	前回比
Seagate	U6 ST320410A　20.0GB	26	399.0	7,980	0[→]	0.0	8,708	+26[↑]
Western Digital	WD Protege WD200EB　20.0GB	4	413.5	8,270	-229[↓]	-2.7	8,927	+18[↑]
富士通	MPG3204AT　20.4GB	8	405.9	8,280	0[→]	0.0	8,716	+244[↑]
IBM	Deskstar 60GXP IC35L010AVER07　10.3GB	7	823.3	8,480	-510[↓]	-5.7	8,977	-96[↓]
Seagate	Barracuda ATA IV ST320011A　20.0GB	24	449.0	8,980	+40[↑]	+0.4	9,364	+11[↑]
Maxtor	DiamondMax Plus D740X 6L020J1 20.0GB	11	458.5	9,170	0[→]	0.0	9,508	-46[↓]
Maxtor	DiamondMax Plus D740X 6L020L1 20.0GB	23	464.0	9,280	0[→]	0.0	9,923	-77[↓]
Maxtor	541DX 2B020H1　20GB	4	464.0	9,280	-200[↓]	-2.1	9,530	-83[↓]
Western Digital	WD Caviar WD200BB　20.0GB	9	469.0	9,380	+400[↑]	+4.5	9,609	+72[↑]
Western Digital	WD Caviar WD300AB　30GB	7	316.0	9,480	0[→]	0.0	9,701	-1[↓]
Seagate	U5 ST330621A　30.6GB	3	310.4	9,499	0[→]	0.0	9,526	0[→]
Seagate	U6 ST340810A　40.0GB	23	244.3	9,770	-10[↓]	-0.1	10,103	+22[↑]
Western Digital	WD Caviar WD400AB　40GB	4	245.0	9,800	-80[↓]	-0.8	10,920	+172[↑]
Maxtor	DiamondMax D540X-4D 4D040H2　40GB	14	246.8	9,870	0[→]	0.0	10,361	+25[↑]
|● 1万円～1万5千円未満
分類	モデル	店数	1GB単価 (最安値÷GB)	最安値(円)	前回比	増減率(％)	平均値(円)	前回比
Western Digital	WD Protege WD400EB　40.0GB	11	255.0	10,200	-70[↓]	-0.7	10,813	+38[↑]
IBM	Deskstar 60GXP IC35L020AVER07　20.6GB	6	499.0	10,280	0[→]	0.0	11,120	-286[↓]
Maxtor	DiamondMax D540X-4K 4K040K2　40GB	15	258.3	10,330	0[→]	0.0	10,630	-116[↓]
Maxtor	DiamondMax D540X-4D 4D040K2　40GB	18	259.5	10,380	0[→]	0.0	10,887	-141[↓]
Western Digital	WD Caviar WD300BB　30.0GB	9	359.3	10,780	0[→]	0.0	10,916	-48[↓]
富士通	MPG3409AT　40.9GB	3	266.5	10,899	+1,100[↑]	+11.2	11,393	+1,427[↑]
富士通	MPG3409AH-E　40.9GB	9	268.5	10,980	0[→]	0.0	11,852	+350[↑]
Maxtor	DiamondMax Plus D740X 6L040J2 40.0GB	18	277.5	11,100	0[→]	0.0	11,550	-42[↓]
Seagate	Barracuda ATA IV ST340016A　40GB	27	279.3	11,170	-29[↓]	-0.3	11,753	+49[↑]
Seagate	U6 ST360020A　60.0GB	12	191.3	11,480	-1,490[↓]	-11.5	12,976	-702[↓]
Maxtor	DiamondMax Plus D740X 6L040L2 40.0GB	26	288.7	11,549	-21[↓]	-0.2	11,847	-68[↓]
IBM	Deskstar 60GXP IC35L030AVER07　30.7GB	7	377.8	11,599	0[→]	0.0	11,793	+24[↑]
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	30	282.5	11,640	+10[↑]	+0.1	12,134	-96[↓]
Western Digital	WD Caviar WD400BB　40.0GB	16	292.0	11,680	+100[↑]	+0.9	12,017	+77[↑]
Samsung Electronics	SV6003H　60.0GB	5	199.5	11,970	-510[↓]	-4.1	12,438	-42[↓]
IBM	Deskstar 120GXP IC35L040AVVA07　41.2GB	27	290.8	11,980	-800[↓]	-6.3	12,841	-363[↓]
Maxtor	DiamondMax D540X-4D 4D060H3　60GB	19	207.5	12,450	-20[↓]	-0.2	12,908	-56[↓]
Maxtor	DiamondMax D540X-4K 4K060H3　60GB	3	216.3	12,980	－[－]	－	12,980	－[－]
Western Digital	WD Caviar WD600AB　60GB	10	216.3	12,980	+300[↑]	+2.4	13,616	+185[↑]
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	24	225.7	13,880	-110[↓]	-0.8	14,523	-126[↓]
Seagate	Barracuda ATA IV ST360021A　60GB	24	239.5	14,370	-10[↓]	-0.1	14,884	-81[↓]
Maxtor	DiamondMax Plus D740X 6L060J3 60.0GB	21	242.8	14,570	0[→]	0.0	15,109	+1[↑]
Samsung Electronics	SV8004H　80.0GB	6	187.3	14,980	-720[↓]	-4.6	15,670	-149[↓]
|● 1万5千円～2万円未満
分類	モデル	店数	1GB単価 (最安値÷GB)	最安値(円)	前回比	増減率(％)	平均値(円)	前回比
Maxtor	DiamondMax Plus D740X 6L060L3 60.0GB	13	257.8	15,470	-30[↓]	-0.2	16,139	-278[↓]
Western Digital	WD Caviar WD600BB　60.0GB	16	260.8	15,650	0[→]	0.0	16,176	+9[↑]
Maxtor	DiamondMax D540X-4D 4D080H4　80GB	24	196.0	15,680	-319[↓]	-2.0	16,571	-316[↓]
Seagate	U6 ST380020A　80.0GB	26	203.5	16,280	-100[↓]	-0.6	17,127	-47[↓]
Maxtor	DiamondMax D540X-4K 4K080H4　80GB	4	206.0	16,480	-319[↓]	-1.9	17,202	-505[↓]
Western Digital	WD Caviar WD800AB　80GB	16	221.3	17,700	-80[↓]	-0.4	17,925	-240[↓]
Seagate	Barracuda ATA IV ST380021A　80GB	32	229.8	18,380	-220[↓]	-1.2	19,409	-140[↓]
Maxtor	DiamondMax D540X-4K 4K080K4　80GB	3	232.3	18,580	+780[↑]	+4.4	19,053	+555[↑]
Maxtor	DiamondMax Plus D740X 6L080J4 80.0GB	25	233.4	18,670	0[→]	0.0	18,979	-49[↓]
IBM	Deskstar 120GXP IC35L080AVVA07　82.3GB	30	229.0	18,850	-630[↓]	-3.2	20,193	-917[↓]
Western Digital	WD Caviar WD800BB　80.0GB	16	243.4	19,470	-10[↓]	-0.1	20,359	-102[↓]
Maxtor	DiamondMax Plus D740X 6L080L4 80.0GB	23	249.8	19,980	-500[↓]	-2.4	20,588	-413[↓]
|● 2万円以上
分類	モデル	店数	1GB単価 (最安値÷GB)	最安値(円)	前回比	増減率(％)	平均値(円)	前回比
Seagate	U6 ST380020ACE　80.0GB	10	252.5	20,200	-379[↓]	-1.8	20,545	-223[↓]
Western Digital	WD Caviar WD1000BB　100GB	12	267.0	26,700	0[→]	0.0	27,054	-149[↓]
Maxtor	DiamondMax D540X 4G120J6　120GB	20	223.1	26,770	-210[↓]	-0.8	27,466	-315[↓]
Western Digital	WD Caviar WD1000JB　100GB	24	274.6	27,460	-520[↓]	-1.9	29,080	-964[↓]
IBM	Deskstar 120GXP IC35L120AVVA07　123.5GB	30	265.4	32,780	-200[↓]	-0.6	33,853	-700[↓]
Western Digital	WD Caviar WD1200BB　120GB	21	273.3	32,800	-899[↓]	-2.7	35,027	-609[↓]
Maxtor	DiamondMax D540X 4G160J8　160GB	24	206.1	32,980	0[→]	0.0	34,156	-289[↓]
Western Digital	WD Caviar WD1200JB　120GB	23	295.7	35,480	0[→]	0.0	37,313	-1,141[↓]