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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)
Western Digital	WD Caviar WD600AB　60GB	13	10,860	-2,020[↓]	-15.7	12,451	-5.5	181.0
Maxtor	541DX 2B020H1　20GB	8	6,980	-990[↓]	-12.4	8,240	-1.3	349.0
Maxtor	DiamondMax D540X-4K 4K060K3　60GB	10	11,950	-1,030[↓]	-7.9	12,934	-3.2	199.2
富士通	MPG3409AH-E　40.9GB	14	9,970	-780[↓]	-7.3	11,064	-1.2	243.8
IBM	Deskstar 120GXP IC35L080AVVA07　82.3GB	35	12,970	-1,000[↓]	-7.2	14,110	-3.5	157.6
富士通	MPG3409AT　40.9GB	8	8,980	-519[↓]	-5.5	9,364	-1.7	219.6
Western Digital	WD Caviar WD800JB　80GB	10	18,720	-1,079[↓]	-5.4	19,291	-2.6	234.0
Seagate	U6 ST380020A　80.0GB	25	14,500	-800[↓]	-5.2	15,232	-2.3	181.3
IBM	Deskstar 120GXP IC35L120AVVA07　123.5GB	33	22,770	-1,200[↓]	-5.0	24,500	-3.3	184.4
Western Digital	WD Caviar WD1200AB　120GB	11	22,980	-999[↓]	-4.2	24,072	-2.9	191.5
IBM	Deskstar 120GXP IC35L040AVVN07　40GB	21	9,379	-401[↓]	-4.1	10,055	-2.6	234.5
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	9	11,480	-470[↓]	-3.9	12,348	-1.9	186.7
IBM	Deskstar 120GXP IC35L060AVVA07　61.5GB	32	10,770	-409[↓]	-3.7	11,630	-3.9	175.1
富士通	MPG3204AT　20.4GB	3	8,270	-310[↓]	-3.6	8,510	-1.2	405.4
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	4	9,980	-370[↓]	-3.6	10,725	-3.5	242.2
Western Digital	WD Caviar WD800AB　80GB	18	15,980	-520[↓]	-3.2	16,794	-0.6	199.8
Seagate	Barracuda ATA IV ST380021A　80GB	36	15,400	-500[↓]	-3.1	16,083	-2.6	192.5
Maxtor	DiamondMax D540X-4D 4D060K3　60GB	7	12,980	-420[↓]	-3.1	13,599	-0.5	216.3
Maxtor	DiamondMax D540X-4K 4K080K4　80GB	4	14,100	-450[↓]	-3.1	14,940	+1.1	176.3
Seagate	U5 ST330621A　30.6GB	3	8,999	-281[↓]	-3.0	9,259	-1.8	294.1
Western Digital	WD Caviar WD300BB　30.0GB	4	9,970	-310[↓]	-3.0	10,182	-4.3	332.3
Western Digital	WD Caviar WD1200JB　120GB	11	26,480	-820[↓]	-3.0	27,134	-2.3	220.7
Western Digital	WD Caviar WD600BB　60.0GB	15	14,300	-400[↓]	-2.7	15,059	-0.9	238.3
IBM	Deskstar 120GXP IC35L040AVVA07　41.2GB	29	9,980	-250[↓]	-2.4	10,420	-2.1	242.2
Maxtor	DiamondMax Plus D740X 6L060L3 60.0GB	28	12,470	-300[↓]	-2.3	13,325	-1.2	207.8
Maxtor	DiamondMax Plus D740X 6L020L1 20.0GB	24	8,980	-210[↓]	-2.3	9,563	-0.8	449.0
Maxtor	DiamondMax D540X 4G120J6　120GB	27	20,870	-430[↓]	-2.0	21,901	-3.2	173.9
Western Digital	WD Caviar WD1200BB　120GB	14	24,980	-490[↓]	-1.9	25,824	-1.0	208.2
Seagate	Barracuda ATA III ST340824A　40.0GB	5	9,780	-170[↓]	-1.7	9,911	-0.7	244.5
Maxtor	DiamondMax D540X-4D 4D060H3　60GB	22	10,800	-180[↓]	-1.6	11,648	-0.8	180.0
Seagate	Barracuda ATA IV ST360021A　60GB	34	12,380	-200[↓]	-1.6	12,896	-1.5	206.3
Western Digital	WD Caviar WD400BB　40.0GB	17	10,700	-170[↓]	-1.6	11,158	-1.1	267.5
Maxtor	DiamondMax D540X 4G160J8　160GB	29	29,700	-470[↓]	-1.6	30,775	-1.1	185.6
Maxtor	DiamondMax Plus D740X 6L080L4 80.0GB	26	15,460	-240[↓]	-1.5	16,148	-2.3	193.3
Maxtor	DiamondMax D540X-4D 4D080H4　80GB	22	13,380	-200[↓]	-1.5	14,080	-2.1	167.3
Samsung Electronics	SV8004H　80.0GB	8	13,480	-200[↓]	-1.5	14,027	+0.5	168.5
Maxtor	DiamondMax Plus D740X 6L040J2 40.0GB	12	10,200	-150[↓]	-1.4	10,408	-1.7	255.0
Western Digital	WD Caviar WD1000BB　100GB	13	22,480	-290[↓]	-1.3	23,529	-2.0	224.8
Western Digital	WD Protege WD100EB　10.0GB	10	7,850	-100[↓]	-1.3	8,240	+0.7	785.0
Seagate	U6 ST380020ACE　80.0GB	13	16,800	-199[↓]	-1.2	17,162	-1.1	210.0
Maxtor	DiamondMax D540X-4K 4K040K2　40GB	14	9,280	-100[↓]	-1.1	9,858	-2.3	232.0
富士通	MPG3307AT　30.7GB	5	8,900	-80[↓]	-0.9	9,287	+0.2	289.9
Maxtor	DiamondMax Plus D740X 6L060J3 60.0GB	12	12,600	-100[↓]	-0.8	12,821	-0.8	210.0
Western Digital	WD Caviar WD200BB　20.0GB	9	9,200	-70[↓]	-0.8	9,477	-1.4	460.0
Maxtor	DiamondMax Plus D740X 6L020J1 20.0GB	9	9,080	-50[↓]	-0.5	9,237	-0.5	454.0
Seagate	U6 ST320410A　20.0GB	19	8,470	-30[↓]	-0.4	8,736	-0.0	423.5
Maxtor	DiamondMax Plus D740X 6L040L2 40.0GB	29	10,150	-30[↓]	-0.3	10,751	-0.9	253.8
Western Digital	WD Caviar WD800BB　80.0GB	11	16,970	0[→]	0.0	17,581	-2.4	212.1
Seagate	U6 ST340810A　40.0GB	31	8,480	0[→]	0.0	9,316	-1.1	212.0
Western Digital	WD Caviar WD1000JB　100GB	26	23,970	0[→]	0.0	25,168	-0.8	239.7
Western Digital	WD Protege WD400EB　40.0GB	21	8,970	0[→]	0.0	9,372	-0.8	224.3
Maxtor	DiamondMax D540X-4D 4D080K4　80GB	21	14,170	0[→]	0.0	14,954	-0.7	177.1
Maxtor	DiamondMax Plus D740X 6L080J4 80.0GB	12	15,000	0[→]	0.0	15,933	-0.5	187.5
Maxtor	DiamondMax D540X-4D 4D040H2　40GB	15	8,990	0[→]	0.0	9,424	-0.4	224.8
Maxtor	DiamondMax D540X-4K 4K060H3　60GB	4	11,500	0[→]	0.0	12,022	0.0	191.7
Seagate	U5 ST310211A　10.2GB	4	7,990	0[→]	0.0	8,172	0.0	783.3
Western Digital	WD Protege WD200EB　20.0GB	15	8,400	+20[↑]	+0.2	8,820	-0.9	420.0
Maxtor	DiamondMax D540X-4D 4D040K2　40GB	14	9,280	+80[↑]	+0.9	9,900	+1.0	232.0
Seagate	Barracuda ATA IV ST340016A　40GB	33	10,180	+200[↑]	+2.0	10,592	-0.9	254.5
Seagate	U6 ST360020A　60.0GB	17	10,450	+480[↑]	+4.8	11,156	+3.6	174.2