In addition to the PC1500A, Sharp were selling four other pocket computers in 1985:
The PC1251 cost £80. Extended BASIC, 24 KB of ROM and 4.2 KB of RAM. Size 135 x 70 x 10mm, weight 115g. 1 line x 24 character display. Shown with optional CE-125 micro cassette and printer unit.
The PC1260 cost £100. An improved version of the PC1251. 40 KB of ROM and 4.4 KB of RAM. Size 135 x 70 x 10mm, weight 115g. 2 line x 24 character display.
The PC1350 cost £129. Extended BASIC in 40 KB of ROM, and 5 KB of RAM. Size 182 x 72 x 16mm, weight 190g. Main feature was a 4 line x 24 character display, which could also produce 150 x 32 pixel graphics.
The PC1401 was launched in 1984 and cost £80. Single-key entry of BASIC commands, 40 KB of ROM and 4.2 KB of RAM, Sharp SC61860A microprocessor, beeper. Size 170 x 72 x 10mm, weight 150g. The PC1401 could be used as a scientific calculator with 59 built in functions, using the keys at the upper right of the keyboard. Display was limited to one line of just 16 characters.