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Texas Instruments TI-503 Calculator
£5.37 🔥 Great Deal! Buy on eBay
Asking Price
1 day ago
Listed 2026-01-28
Edinburgh, GB
From listing #164953: Texas Instruments TI-503 Calculator working
View Listing
Compact portable calculator with 8‑digit display, battery powered. Refurbished and fully working.
Item Details
Brand:
Texas Instruments
Item Type:
Computer
Calculator
Computer Model:
TI-503
(1990)
Platform:
TI Calculator
Cosmetic condition:
Good - Moderate wear, normal for age
Functional condition:
Fully Working - Tested and fully functional
Comes With
Texas Instruments TI-503 - Computer Market Overview
Based on
5 sold
computers,
one should expect to pay ~$30 for a working unit.
However, this unit's condition (Good / Fully Working) brings its guide price to $24.
6 others are also listed for sale.
This item ($7)
is 3.6x below the guide price (~$24).
Price Position — Good / Fully Working (3 sales)
$29
Median $30
$41
This item: $7
Price by Condition
| Refurbished | Fully Working | Partially Working | Powers On | Untested | Not Working | For Parts | |
|---|---|---|---|---|---|---|---|
| New | — | ~$128 | — | — | ~$102 | — | — |
| Mint | — | ~$105 | ~$79 | ~$74 | ~$84 | — | — |
| Excellent | ~$53 | ~$48 | ~$36 | ~$34 | ~$38 | ~$17 | ~$12 |
| Good | ~$33 | THIS ITEM $30 (3) ~$30 | ~$22 | ~$21 | $41 (1) ~$24 | ~$10 | ~$8 |
| Fair | — | $10 (1) ~$22 | ~$17 | ~$16 | ~$18 | ~$8 | ~$6 |
| Poor | — | ~$16 | ~$12 | ~$12 | ~$13 | ~$6 | ~$4 |
$X (N) — Median sold price (N sales)
~$X — Guide price
This item
$X (N) — TI Calculator (platform)
Guide prices based on 5 sales, Good/Fully Working baseline ~$30.
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Compare to TI Calculator platform aggregate:
