2021 Panini Contenders Optic Xs and Os Justin Fields / Khalil Mack #XO-14
2021
Common
$4.76est. value (ungraded)
Prices updated 2026-09-27
Based on recorded sold prices how we price cards
Card number
#XO-14
Year
2021
Recent recorded prices
1 recorded price point for the 2021 Panini Contenders Optic Xs and Os Justin Fields / Khalil Mack #XO-14 from our sales and market data.
Recorded high
$4.76
Recorded low
$4.76
| Date | Source | Price |
|---|---|---|
| Sep 27, 2026 | Recorded sale | $4.76 |
Justin Fields / Khalil Mack prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $4.76 | Buy on eBay ↗ |
| PSA 9 | $25.00 | Buy on eBay ↗ |
| Grade 9.5 | $28.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2021 Panini Contenders Optic Xs and Os Justin Fields / Khalil Mack #XO-14 value & prices
The 2021 Panini Contenders Optic Xs and Os Justin Fields / Khalil Mack #XO-14 is a Football card released in 2021. Ungraded copies carry a market value of about $4.76.
An ungraded copy is worth around $4.76 and a PSA 9 around $25.00.
Is it worth grading?
The spread between raw ($4.76) and top-graded ($25.00) copies is fairly tight, so grading this card only makes financial sense for truly flawless copies — or for collectors who simply prefer slabbed cards for protection and display.
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Justin Fields / Khalil Mack2021 Panini Contenders Optic Xs and Os2021Football cardscard valueprice guide