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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
IBM	Deskstar 60GXP IC35L010AVER07　10.3GB	9	823.3	8,480	0[→]	0.0	8,865	-39[↓]
Western Digital	WD Protege WD100EB　10.0GB	5	848.0	8,480	0[→]	0.0	8,804	+324[↑]
Seagate	U6 ST320410A　20.0GB	22	428.5	8,570	+590[↑]	+7.4	8,788	-6[↓]
Maxtor	541DX 2B020H1　20GB	5	440.0	8,800	-170[↓]	-1.9	9,164	-163[↓]
Seagate	Barracuda ATA IV ST320011A　20.0GB	25	449.0	8,980	0[→]	0.0	9,582	+159[↑]
Western Digital	WD Caviar WD200BB　20.0GB	12	449.0	8,980	-300[↓]	-3.2	9,512	-101[↓]
Western Digital	WD Protege WD200EB　20.0GB	3	449.0	8,980	+1[↑]	+0.0	9,213	+234[↑]
Maxtor	DiamondMax Plus D740X 6L020J1 20.0GB	10	463.0	9,260	+90[↑]	+1.0	9,588	+79[↑]
Western Digital	WD Caviar WD300AB　30GB	8	316.0	9,479	-1[↓]	-0.0	9,678	-51[↓]
Seagate	U5 ST330621A　30.6GB	5	309.8	9,480	0[→]	0.0	9,687	+73[↑]
Maxtor	DiamondMax Plus D740X 6L020L1 20.0GB	26	477.5	9,550	+270[↑]	+2.9	9,826	-110[↓]
Maxtor	DiamondMax D540X-4D 4D040H2　40GB	13	243.3	9,730	-440[↓]	-4.3	10,335	-67[↓]
Seagate	U6 ST340810A　40.0GB	27	244.0	9,760	0[→]	0.0	10,045	-126[↓]
IBM	Deskstar 60GXP IC35L020AVER07　20.6GB	5	480.1	9,890	-890[↓]	-8.3	10,836	-352[↓]
|● 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	14	250.0	10,000	-100[↓]	-1.0	10,626	-75[↓]
Western Digital	WD Caviar WD400AB　40GB	3	257.5	10,300	+20[↑]	+0.2	11,293	+840[↑]
Maxtor	DiamondMax D540X-4D 4D040K2　40GB	21	257.8	10,310	-70[↓]	-0.7	10,669	-253[↓]
Maxtor	DiamondMax D540X-4K 4K040K2　40GB	9	259.3	10,370	+70[↑]	+0.7	10,587	-42[↓]
Western Digital	WD Caviar WD300BB　30.0GB	7	359.3	10,780	0[→]	0.0	11,104	+201[↑]
Maxtor	DiamondMax Plus D740X 6L040J2 40.0GB	12	275.8	11,030	+30[↑]	+0.3	11,560	+72[↑]
Seagate	Barracuda ATA IV ST340016A　40GB	27	280.8	11,230	0[→]	0.0	11,653	-139[↓]
Seagate	U6 ST360020A　60.0GB	21	187.8	11,270	-110[↓]	-1.0	12,439	-202[↓]
富士通	MPG3409AH-E　40.9GB	11	276.3	11,300	-70[↓]	-0.6	11,749	-19[↓]
Maxtor	DiamondMax Plus D740X 6L040L2 40.0GB	29	285.8	11,430	+30[↑]	+0.3	11,762	-33[↓]
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	27	278.4	11,470	-10[↓]	-0.1	11,966	-35[↓]
Western Digital	WD Caviar WD400BB　40.0GB	12	292.5	11,700	+20[↑]	+0.2	12,018	+2[↑]
IBM	Deskstar 60GXP IC35L030AVER07　30.7GB	4	383.1	11,760	+180[↑]	+1.6	11,850	+125[↑]
IBM	Deskstar 120GXP IC35L040AVVA07　41.2GB	33	289.6	11,930	+60[↑]	+0.5	12,497	-12[↓]
Samsung Electronics	SV6003H　60.0GB	6	199.5	11,970	0[→]	0.0	12,356	-66[↓]
Maxtor	DiamondMax D540X-4D 4D060H3　60GB	23	205.5	12,330	-40[↓]	-0.3	12,901	-18[↓]
Maxtor	DiamondMax 536DX 4W060H4　60GB	3	212.8	12,770	－[－]	－	13,183	－[－]
Maxtor	DiamondMax D540X-4K 4K060H3　60GB	3	216.3	12,980	0[→]	0.0	12,980	-1,355[↓]
Western Digital	WD Caviar WD600AB　60GB	7	216.3	12,980	0[→]	0.0	13,561	-73[↓]
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	29	217.4	13,370	-80[↓]	-0.6	14,136	-139[↓]
Seagate	Barracuda ATA IV ST360021A　60GB	30	239.3	14,360	0[→]	0.0	14,771	-195[↓]
Maxtor	DiamondMax Plus D740X 6L060J3 60.0GB	18	240.5	14,430	-40[↓]	-0.3	15,045	-8[↓]
Samsung Electronics	SV8004H　80.0GB	8	184.8	14,780	-20[↓]	-0.1	15,441	-63[↓]
Maxtor	DiamondMax D540X-4D 4D080H4　80GB	27	187.3	14,980	-600[↓]	-3.9	16,210	-182[↓]
|● 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	26	256.0	15,360	-40[↓]	-0.3	16,049	-212[↓]
Western Digital	WD Caviar WD600BB　60.0GB	17	260.0	15,600	0[→]	0.0	15,832	-40[↓]
Seagate	U6 ST380020A　80.0GB	26	201.0	16,080	-20[↓]	-0.1	16,698	-295[↓]
Maxtor	DiamondMax D540X-4D 4D080K4　80GB	12	218.8	17,500	－[新]	新	18,136	－[新]
Western Digital	WD Caviar WD800AB　80GB	21	220.6	17,650	-50[↓]	-0.3	17,914	-66[↓]
IBM	Deskstar 120GXP IC35L080AVVA07　82.3GB	32	216.0	17,780	-219[↓]	-1.2	18,642	-758[↓]
Seagate	Barracuda ATA IV ST380021A　80GB	36	222.5	17,800	-580[↓]	-3.2	18,944	-316[↓]
Maxtor	DiamondMax Plus D740X 6L080J4 80.0GB	23	231.6	18,530	-40[↓]	-0.2	18,779	-210[↓]
Western Digital	WD Caviar WD800BB　80.0GB	19	243.1	19,450	-20[↓]	-0.1	20,026	-297[↓]
Maxtor	DiamondMax Plus D740X 6L080L4 80.0GB	25	246.9	19,750	-200[↓]	-1.0	20,159	-228[↓]
|● 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	9	252.5	20,200	0[→]	0.0	20,367	-112[↓]
Maxtor	DiamondMax D540X 4G120J6　120GB	26	217.5	26,100	-500[↓]	-1.9	26,664	-575[↓]
Western Digital	WD Caviar WD1000BB　100GB	14	267.0	26,700	+200[↑]	+0.8	27,039	-333[↓]
Western Digital	WD Caviar WD1000JB　100GB	27	272.7	27,270	0[→]	0.0	28,316	-188[↓]
Western Digital	WD Caviar WD1200BB　120GB	23	254.0	30,480	-2,300[↓]	-7.0	32,964	-1,402[↓]
IBM	Deskstar 120GXP IC35L120AVVA07　123.5GB	34	254.8	31,470	-510[↓]	-1.6	32,653	-446[↓]
Maxtor	DiamondMax D540X 4G160J8　160GB	28	201.3	32,200	-600[↓]	-1.8	33,072	-439[↓]
Western Digital	WD Caviar WD1200JB　120GB	22	290.0	34,800	+230[↑]	+0.7	35,801	-422[↓]