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分類	モデル	店数	最安値(円)	前回比	増減率(％)	平均値(円)	増減率(％)	1GB単価 (最安値÷GB)
Seagate	U6 ST380020ACE　80.0GB	11	19,999	-1,241[↓]	-5.8	21,286	-3.4	250.0
Maxtor	DiamondMax D540X-4D 4D080H4　80GB	14	17,970	-1,020[↓]	-5.4	19,030	-4.0	224.6
Western Digital	WD Caviar WD1000BB　100GB	19	27,300	-899[↓]	-3.2	28,850	-1.3	273.0
Maxtor	DiamondMax Plus D740X 6L080J4 80.0GB	28	21,680	-680[↓]	-3.0	22,681	-1.5	271.0
Western Digital	WD Caviar WD300AB　30GB	8	9,990	-310[↓]	-3.0	10,425	+0.0	333.0
Seagate	U6 ST340810ACE　40.0GB	18	9,980	-220[↓]	-2.2	10,586	-1.2	249.5
Maxtor	DiamondMax D540X-4D 4D060H3　60GB	12	13,300	-270[↓]	-2.0	13,650	-5.9	221.7
Maxtor	DiamondMax Plus D740X 6L040J2 40.0GB	30	11,370	-230[↓]	-2.0	12,001	-1.8	284.3
Maxtor	DiamondMax Plus D740X 6L060J3 60.0GB	30	16,100	-270[↓]	-1.6	16,968	-1.9	268.3
Seagate	Barracuda ATA IV ST360021A　60GB	29	16,170	-200[↓]	-1.2	16,564	-0.8	269.5
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	33	15,770	-190[↓]	-1.2	16,441	-1.2	256.4
富士通	MPG3204AT　20.4GB	19	8,370	-100[↓]	-1.2	8,732	+0.4	410.3
Western Digital	WD Caviar WD200BB　20.0GB	7	9,800	-100[↓]	-1.0	9,938	-0.4	490.0
Maxtor	DiamondMax Plus 60 5T030H3　30.0GB	10	10,199	-100[↓]	-1.0	10,422	-3.0	340.0
Seagate	U6 ST320410A　20.0GB	22	8,420	-79[↓]	-0.9	8,767	+0.1	421.0
Maxtor	DiamondMax Plus D740X 6L020J1 20.0GB	20	9,680	-90[↓]	-0.9	10,295	-0.6	484.0
富士通	MPG3409AT　40.9GB	16	9,880	-90[↓]	-0.9	10,174	-1.3	241.6
Western Digital	WD Caviar WD600BB　60.0GB	19	17,360	-140[↓]	-0.8	17,797	-2.7	289.3
Western Digital	WD Caviar WD600AB　60GB	15	13,800	-100[↓]	-0.7	14,360	-0.8	230.0
Seagate	U6 ST360020A　60.0GB	30	13,340	-30[↓]	-0.2	13,814	-0.8	222.3
Seagate	U6 ST380020A　80.0GB	22	17,940	-40[↓]	-0.2	18,672	-0.1	224.3
Western Digital	WD Caviar WD400AB　40GB	13	10,960	-20[↓]	-0.2	11,094	-0.7	274.0
Western Digital	WD Caviar WD800AB　80GB	12	18,560	-19[↓]	-0.1	18,736	-0.5	232.0
富士通	MPG3409AH-E　40.9GB	18	11,660	-10[↓]	-0.1	11,989	-0.6	285.1
Western Digital	WD Caviar WD300BB　30.0GB	17	11,340	-10[↓]	-0.1	11,760	-0.1	378.0
Seagate	Barracuda ATA IV ST340016A　40GB	25	11,870	-10[↓]	-0.1	12,291	-1.9	296.8
Western Digital	WD Caviar WD400BB　40.0GB	15	12,420	-10[↓]	-0.1	12,538	-1.1	310.5
Maxtor	DiamondMax 536DX 4W080H6　80GB	12	17,790	-9[↓]	-0.1	18,083	-1.6	222.4
Maxtor	Fireball Plus AS10.2AT　10.2GB	8	7,899	0[→]	0.0	8,160	-2.1	774.4
Seagate	Barracuda ATA III ST340824A　40.0GB	6	11,700	0[→]	0.0	12,468	-1.0	292.5
Maxtor	Fireball Plus AS30.0AT　30.0GB	6	10,999	0[→]	0.0	11,512	-0.1	366.6
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	33	12,260	0[→]	0.0	12,721	+0.2	297.6
Maxtor	DiamondMax Plus 60 5T060H6　61.4GB	5	17,450	0[→]	0.0	17,780	+0.3	284.2
Western Digital	WD Protege WD200EB　20.0GB	4	8,499	0[→]	0.0	8,649	+0.3	424.9
Maxtor	DiamondMax 536DX 4W060H4　60GB	10	12,950	0[→]	0.0	13,962	+0.6	215.8
Maxtor	Fireball Plus AS40.0AT　40.0GB	3	11,970	0[→]	0.0	12,420	+1.7	299.3
Maxtor	DiamondMax D540X-4K 4K080H4　80GB	12	17,300	+30[↑]	+0.2	17,748	+0.4	216.3
IBM	Deskstar 60GXP IC35L010AVER07　10.3GB	6	8,799	+19[↑]	+0.2	9,023	+0.3	854.3
IBM	Deskstar 60GXP IC35L020AVER07　20.6GB	26	9,780	+30[↑]	+0.3	10,042	-1.3	474.8
Maxtor	DiamondMax D540X-4K 4K040H2　40GB	20	9,800	+80[↑]	+0.8	9,920	-1.4	245.0
Maxtor	DiamondMax Plus 60 5T040H4　40.0GB	9	11,600	+101[↑]	+0.9	12,635	-1.9	290.0
Seagate	U6 ST340810A　40.0GB	28	9,580	+110[↑]	+1.2	9,871	-1.1	239.5
Seagate	Barracuda ATA IV ST320011A　20.0GB	24	9,380	+110[↑]	+1.2	9,639	-0.6	469.0
Seagate	Barracuda ATA IV ST380021A　80GB	28	21,270	+371[↑]	+1.8	21,885	-0.9	265.9
Maxtor	DiamondMax D540X-4K 4K060H3　60GB	11	13,280	+330[↑]	+2.5	13,962	+2.1	221.3
Maxtor	DiamondMax 536DX 4W100H6　100GB	13	27,199	+1,200[↑]	+4.6	27,706	+0.3	272.0
Maxtor	DiamondMax D540X-4D 4D040H2　40GB	13	9,950	+480[↑]	+5.1	10,139	+0.1	248.8
Maxtor	541DX 2B020H1　20GB	6	8,980	+500[↑]	+5.9	9,139	+2.6	449.0
富士通	MPG3102AT　10.2GB	5	7,980	+480[↑]	+6.4	8,283	-0.4	782.4
Western Digital	WD Caviar WD800BB　80.0GB	14	20,800	+1,320[↑]	+6.8	21,135	+0.1	260.0