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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
富士通	MPG3102AT　10.2GB	9	784.2	7,999	-181[↓]	-2.2	8,317	-40[↓]
富士通	MPG3204AT　20.4GB	19	406.9	8,300	+30[↑]	+0.4	8,608	-34[↓]
Seagate	U6 ST320410A　20.0GB	28	421.0	8,420	0[→]	0.0	8,696	-45[↓]
Maxtor	DiamondMax D540X-4K 4K020H1　20GB	5	428.4	8,569	0[→]	0.0	8,651	-121[↓]
Western Digital	WD Caviar WD200AB　20GB	9	428.9	8,579	0[→]	0.0	9,066	+232[↑]
IBM	Deskstar 60GXP IC35L010AVER07　10.3GB	3	868.9	8,950	0[→]	0.0	9,083	+8[↑]
Maxtor	541DX 2B020H1　20GB	3	449.0	8,980	0[→]	0.0	9,086	+95[↑]
Seagate	Barracuda ATA IV ST320011A　20.0GB	29	454.5	9,090	+91[↑]	+1.0	9,421	+17[↑]
Western Digital	WD Caviar WD200BB　20.0GB	13	463.9	9,279	0[→]	0.0	9,579	-42[↓]
Maxtor	DiamondMax Plus D740X 6L020J1 20.0GB	20	472.0	9,440	-10[↓]	-0.1	9,692	-23[↓]
Seagate	U6 ST340810A　40.0GB	31	236.5	9,460	0[→]	0.0	9,746	-69[↓]
富士通	MPG3409AT　40.9GB	19	234.2	9,580	0[→]	0.0	9,803	-8[↓]
Maxtor	DiamondMax D540X-4D 4D040H2　40GB	20	244.3	9,770	-30[↓]	-0.3	10,049	+22[↑]
Maxtor	DiamondMax D540X-4K 4K040H2　40GB	8	244.3	9,770	+90[↑]	+0.9	9,828	-338[↓]
IBM	Deskstar 60GXP IC35L020AVER07　20.6GB	21	474.3	9,770	+20[↑]	+0.2	10,540	+546[↑]
Western Digital	WD Caviar WD400AB　40GB	12	245.0	9,800	-199[↓]	-2.0	10,332	-91[↓]
Maxtor	DiamondMax Plus D740X 6L020L1 20.0GB	21	497.4	9,949	-251[↓]	-2.5	10,428	-5[↓]
Western Digital	WD Caviar WD300AB　30GB	5	332.3	9,970	0[→]	0.0	9,977	+2[↑]
|● 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	6	254.5	10,180	-220[↓]	-2.1	10,593	-309[↓]
Maxtor	DiamondMax Plus 60 5T030H3　30.0GB	7	340.0	10,199	+200[↑]	+2.0	10,536	+67[↑]
Western Digital	WD Caviar WD300BB　30.0GB	8	341.7	10,250	-730[↓]	-6.6	11,203	-60[↓]
Maxtor	DiamondMax D540X-4K 4K040K2　40GB	15	262.0	10,480	0[→]	0.0	11,126	-28[↓]
Maxtor	DiamondMax Plus D740X 6L040J2 40.0GB	25	277.5	11,100	-30[↓]	-0.3	11,457	-15[↓]
Seagate	Barracuda ATA III ST340824A　40.0GB	4	282.5	11,300	-580[↓]	-4.9	11,860	-625[↓]
Seagate	Barracuda ATA IV ST340016A　40GB	33	285.5	11,420	-50[↓]	-0.4	11,833	+2[↑]
Maxtor	DiamondMax Plus 60 5T040H4　40.0GB	3	289.3	11,570	-130[↓]	-1.1	11,646	-1,104[↓]
IBM	Deskstar 60GXP IC35L030AVER07　30.7GB	15	377.2	11,580	0[→]	0.0	11,959	-192[↓]
Western Digital	WD Caviar WD400BB　40.0GB	14	289.5	11,580	+110[↑]	+1.0	11,922	-187[↓]
IBM	Deskstar 60GXP IC35L040AVER07　41.2GB	36	290.5	11,970	0[→]	0.0	12,450	-6[↓]
Samsung Electronics	SV6003H　60.0GB	7	199.8	11,990	-490[↓]	-3.9	12,514	-441[↓]
Maxtor	DiamondMax D540X-4D 4D060H3　60GB	24	204.5	12,270	-200[↓]	-1.6	12,879	-227[↓]
Maxtor	DiamondMax 536DX 4W060H4　60GB	5	205.0	12,300	-500[↓]	-3.9	13,080	-106[↓]
Seagate	U6 ST360020A　60.0GB	31	208.3	12,500	-40[↓]	-0.3	12,882	-83[↓]
Western Digital	WD Caviar WD600AB　60GB	17	212.8	12,770	-20[↓]	-0.2	13,363	-240[↓]
Maxtor	DiamondMax D540X-4K 4K060H3　60GB	9	216.2	12,970	-10[↓]	-0.1	13,191	-91[↓]
Maxtor	DiamondMax D540X-4K 4K060K3　60GB	4	225.0	13,499	+199[↑]	+1.5	13,569	-397[↓]
IBM	Deskstar 60GXP IC35L060AVER07　61.5GB	37	235.4	14,480	-19[↓]	-0.1	15,008	-296[↓]
Seagate	Barracuda ATA IV ST360021A　60GB	36	242.8	14,570	-210[↓]	-1.4	15,157	-98[↓]
Maxtor	DiamondMax Plus D740X 6L060J3 60.0GB	29	246.2	14,770	-70[↓]	-0.5	15,379	-76[↓]
|● 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
Western Digital	WD Caviar WD600BB　60.0GB	18	256.3	15,380	-100[↓]	-0.6	15,968	-204[↓]
Samsung Electronics	SV8004H　80.0GB	7	197.5	15,800	+320[↑]	+2.1	15,941	-96[↓]
Maxtor	DiamondMax D540X-4D 4D080H4　80GB	24	212.1	16,970	-10[↓]	-0.1	17,691	-89[↓]
Maxtor	DiamondMax Plus 60 5T060H6　61.4GB	4	280.1	17,200	-270[↓]	-1.5	17,662	-650[↓]
Seagate	U6 ST380020A　80.0GB	34	215.9	17,270	-230[↓]	-1.3	18,016	+33[↑]
Maxtor	DiamondMax 536DX 4W080H6　80GB	3	220.0	17,600	+100[↑]	+0.6	17,693	-135[↓]
Maxtor	DiamondMax D540X-4K 4K080H4　80GB	6	221.0	17,680	-200[↓]	-1.1	17,959	-116[↓]
Western Digital	WD Caviar WD800AB　80GB	21	222.3	17,780	-20[↓]	-0.1	18,319	-105[↓]
Maxtor	DiamondMax D540X-4K 4K080K4　80GB	5	222.5	17,800	-180[↓]	-1.0	18,355	-515[↓]
Maxtor	DiamondMax Plus D740X 6L080J4 80.0GB	27	242.1	19,370	-30[↓]	-0.2	19,968	-219[↓]
Western Digital	WD Caviar WD800BB　80.0GB	21	243.8	19,500	-200[↓]	-1.0	20,077	-185[↓]
Seagate	Barracuda ATA IV ST380021A　80GB	35	247.1	19,770	-170[↓]	-0.9	20,369	-2[↓]
|● 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
Maxtor	DiamondMax Plus D740X 6L080L4 80.0GB	18	271.2	21,699	-1,800[↓]	-7.7	23,403	-1,080[↓]
Western Digital	WD Caviar WD1000BB　100GB	17	259.8	25,980	0[→]	0.0	27,038	+334[↑]
Western Digital	WD Caviar WD1000BB Special Edition　100GB	6	274.7	27,470	-70[↓]	-0.3	28,811	+846[↑]
Western Digital	WD Caviar WD1000JB　100GB	9	279.8	27,980	－[新]	新	29,691	－[新]
Maxtor	DiamondMax D540X 4G120J6　120GB	25	241.5	28,980	-520[↓]	-1.8	29,873	-452[↓]
Maxtor	DiamondMax D540X 4G160J8　160GB	15	229.9	36,780	－[新]	新	38,955	－[新]
Western Digital	WD Caviar WD1200BB　120GB	10	320.4	38,450	0[→]	0.0	39,331	+46[↑]