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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 ST340810A　40.0GB	8	12,980	-2,820[↓]	-17.8	13,559	-20.4	324.5
Seagate	Barracuda ATA IV ST380021A　80GB	23	24,500	-3,480[↓]	-12.4	25,754	-13.4	306.3
Maxtor	DiamondMax D540X 4K080H4　80GB	13	23,800	-3,020[↓]	-11.3	26,233	-7.3	297.5
Maxtor	Fireball Plus AS30.0AT　30.0GB	12	11,500	-1,300[↓]	-10.2	12,869	-1.7	383.3
Maxtor	Fireball lct20 LD30.0AT　30.0GB	7	8,970	-1,010[↓]	-10.1	9,843	-1.4	299.0
IBM	Deskstar 40GV DTLA-305030　30.0GB	8	8,980	-1,000[↓]	-10.0	10,451	-6.6	299.3
Western Digital	WD Caviar WD800AB　80GB	17	18,580	-1,220[↓]	-6.2	21,155	-4.0	232.3
IBM	Deskstar 40GV DTLA-305020　20.0GB	26	8,980	-300[↓]	-3.2	9,677	-0.3	449.0
Seagate	U6 ST320410A　20.0GB	15	9,680	-320[↓]	-3.2	10,189	-4.9	484.0
IBM	Deskstar 75GXP DTLA-307075　75.0GB	22	27,799	-701[↓]	-2.5	28,952	-1.2	370.7
Seagate	U6 ST380020A　80.0GB	23	21,800	-500[↓]	-2.2	23,763	-5.9	272.5
Maxtor	531DX 2R010H1　10GB	11	8,280	-190[↓]	-2.2	8,608	-1.9	828.0
Western Digital	WD Caviar WD600AB　60GB	19	15,480	-320[↓]	-2.0	16,141	-1.2	258.0
IBM	Deskstar 75GXP DTLA-307015　15.0GB	10	9,999	-201[↓]	-2.0	10,503	-5.1	666.6
Maxtor	DiamondMax D540X 4K060H3　60GB	14	18,040	-360[↓]	-2.0	18,966	-2.8	300.7
Maxtor	Fireball lct20 LD20.0AT　20.4GB	6	8,799	-171[↓]	-1.9	9,054	-1.4	431.3
Maxtor	DiamondMax D540X 4K040H2　40GB	15	11,680	-220[↓]	-1.8	12,273	-2.7	292.0
Seagate	Barracuda ATA III ST340824A　40.0GB	28	13,200	-240[↓]	-1.8	13,865	-1.0	330.0
富士通	MPG3409AT　40.9GB	25	10,300	-170[↓]	-1.6	10,765	-0.8	251.8
Western Digital	WD Protege WD100EB　10.0GB	4	8,800	-140[↓]	-1.6	9,050	-1.6	880.0
Maxtor	Fireball Plus AS60.0AT　60.0GB	9	19,200	-300[↓]	-1.5	20,206	-1.1	320.0
Maxtor	541DX 2B020H1　20GB	9	9,180	-140[↓]	-1.5	9,818	-2.6	459.0
富士通	MPG3102AT　10.2GB	8	7,920	-120[↓]	-1.5	8,218	-1.2	776.5
IBM	Deskstar 60GXP IC35L020AVER07　20.6GB	32	10,290	-150[↓]	-1.4	10,814	-2.7	499.5
IBM	Deskstar 75GXP DTLA-307030　30.0GB	20	12,800	-180[↓]	-1.4	13,997	-1.0	426.7
Seagate	Barracuda ATA III ST330620A　30.0GB	26	11,400	-140[↓]	-1.2	12,227	-0.6	380.0
IBM	Deskstar 75GXP DTLA-307045　45.0GB	6	16,600	-200[↓]	-1.2	17,643	-1.5	368.9
Western Digital	WD Protege WD200EB　20.0GB	5	8,600	-100[↓]	-1.1	9,493	-2.1	430.0
Seagate	Barracuda ATA III ST320414A　20.0GB	27	9,480	-100[↓]	-1.0	9,841	-3.7	474.0
Seagate	U5 ST330621A　30.6GB	20	9,299	-91[↓]	-1.0	9,864	-2.1	303.9
Western Digital	WD Caviar WD600BB　60.0GB	20	18,800	-180[↓]	-0.9	20,017	-2.4	313.3
Maxtor	DiamondMax Plus 60 5T060H6　61.4GB	24	18,800	-180[↓]	-0.9	20,529	-2.0	306.2
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	37	18,120	-170[↓]	-0.9	18,839	-1.5	294.6
富士通	MPG3204AT　20.4GB	27	8,500	-80[↓]	-0.9	8,868	-0.7	416.7
Maxtor	Fireball Plus AS20.5AT　20.5GB	6	10,600	-100[↓]	-0.9	10,856	-0.0	517.1
Maxtor	DiamondMax Plus 60 5T040H4　40.0GB	29	13,480	-120[↓]	-0.9	14,688	-2.4	337.0
富士通	MPG3204AH-E　20.4GB	7	9,400	-80[↓]	-0.8	9,779	+0.7	460.8
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	35	13,190	-110[↓]	-0.8	13,638	-1.5	320.1
富士通	MPG3307AT　30.7GB	11	9,900	-80[↓]	-0.8	10,224	-4.1	322.5
Maxtor	DiamondMax Plus 60 5T020H2　20.4GB	15	9,900	-80[↓]	-0.8	10,621	-1.9	485.3
富士通	MPG3409AH-E　40.9GB	15	13,480	-100[↓]	-0.7	13,917	-2.0	329.6
Maxtor	DiamondMax 536DX 4W080H6　80GB	9	27,600	-199[↓]	-0.7	28,295	-1.4	345.0
Maxtor	Fireball Plus AS40.0AT　40.0GB	7	13,900	-70[↓]	-0.5	14,332	-0.2	347.5
Seagate	U6 ST360020A　60.0GB	23	16,400	-80[↓]	-0.5	17,434	-2.6	273.3
Maxtor	DiamondMax 536DX 4W060H4　60GB	13	18,140	-80[↓]	-0.4	19,081	-4.3	302.3
IBM	Deskstar 40GV DTLA-305040　40.0GB	22	10,700	-40[↓]	-0.4	11,302	-0.7	267.5
Seagate	U5 ST340823A　40.8GB	23	10,220	-20[↓]	-0.2	10,816	-1.2	250.5
Seagate	U6 ST330610A　30.0GB	11	10,980	-20[↓]	-0.2	11,271	-7.4	366.0
Western Digital	WD Caviar WD400AB　40GB	21	10,980	-20[↓]	-0.2	11,715	-1.2	274.5
Western Digital	WD Caviar WD300BB　30.0GB	15	11,480	-20[↓]	-0.2	12,311	-0.4	382.7
Maxtor	DiamondMax Plus 60 5T030H3　30.0GB	24	12,200	-20[↓]	-0.2	13,024	-1.3	406.7
Western Digital	WD Caviar WD400BB　40.0GB	24	12,880	-20[↓]	-0.2	13,424	-0.6	322.0
Seagate	U5 ST310211A　10.2GB	14	7,750	-10[↓]	-0.1	8,096	-2.0	759.8
Maxtor	531DX 2R015H1　15GB	10	8,680	0[→]	0.0	9,138	-5.7	578.7
Western Digital	WD Caviar WD300AB　30GB	22	9,480	0[→]	0.0	10,077	-2.5	316.0
Western Digital	WD Caviar WD800BB　80.0GB	19	21,980	0[→]	0.0	23,664	-1.7	274.8
Western Digital	WD Caviar WD200BB　20.0GB	15	9,800	0[→]	0.0	10,583	-1.6	490.0
Seagate	Barracuda ATA III ST310215A　10.2GB	15	8,500	0[→]	0.0	8,791	-1.2	833.3
Maxtor	Fireball Plus AS10.2AT　10.2GB	6	8,900	0[→]	0.0	9,189	-1.0	872.5
Maxtor	DiamondMax VL 40 34098H4　40.9GB	8	11,320	0[→]	0.0	12,229	-0.4	276.8
Maxtor	DiamondMax VL 40 32049H2　20.4GB	7	9,560	0[→]	0.0	9,886	-0.4	468.6
Maxtor	DiamondMax 80 98196H8　81.9GB	4	25,380	0[→]	0.0	25,719	+0.2	309.9
Maxtor	DiamondMax 536DX 4W100H6　100GB	8	33,500	0[→]	0.0	35,849	+0.4	335.0
Maxtor	DiamondMax 80 96147H6　61.4GB	14	15,800	0[→]	0.0	17,667	+1.2	257.3
Maxtor	DiamondMax VL 40 33073H3　30.7GB	9	10,200	0[→]	0.0	11,377	+1.6	332.2
Western Digital	WD Caviar WD200AB　20GB	4	8,979	+9[↑]	+0.1	8,987	-1.4	448.9
Seagate	U5 ST320413A　20.4GB	23	8,100	+20[↑]	+0.2	8,764	+0.4	397.1
Maxtor	DiamondMax D540X 4K020H1　20GB	7	9,480	+140[↑]	+1.5	9,525	-3.5	474.0
Seagate	Barracuda ATA IV ST360021A　60GB	24	20,500	+700[↑]	+3.5	21,505	-5.3	341.7
Maxtor	DiamondMax Plus 60 5T015H2　15.0GB	4	9,150	－[新]	新	9,612	新	610.0