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JPG vs JPEG - Co Giong Nhau Khong?

Cap nhat lan cuoi: 2026-04-27. Su dung HEIC sang JPG hoac Nen anh cho bat ky cong viec anh nao trong trinh duyet cua ban.

Cau tra loi 30 giay. Co - JPG va JPEG la cung mot dinh dang anh. Ca hai phan mo rong tro toi cung mot tieu chuan (ISO/IEC 10918, dinh dang Joint Photographic Experts Group tu 1992). Hai phan mo rong ton tai vi Windows truoc 95 gioi han phan mo rong o ba ky tu, vi vay .jpeg bi cat thanh .jpg.

Lich su trong mot doan

Dinh dang duoc dat ten theo uy ban tieu chuan da xac dinh no - Joint Photographic Experts Group, JPEG. Phan mo rong tu nhien la .jpeg. Nhung MS-DOS va Windows 3.x su dung he thong tep FAT16, gioi han phan mo rong o ba ky tu. De van co the doc duoc, phan mo rong duoc rut ngan thanh .jpg.

Cai gi thuc su trong tep

Ca tep .jpg va .jpeg deu chua cung mot chuoi byte: header magic-number JPEG (cac byte FF D8 FF), du lieu hinh anh duoc ma hoa, va metadata. Doi ten mot .jpg thanh .jpeg - no van mo. Cac byte khong quan tam.

De biet them ngu canh dinh dang xem HEIC vs JPG vs WebP.

Reviewed by the Free Tool Online editorial team · Tested in the current versions of Chrome, Firefox, Safari, and Edge before publishing. No account is needed to use any tool. Report a bug - we triage within 72 hours. · Last refreshed April 2026.

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