Forest River XLR Boost 27QBX vs Keystone Fuzion 419: used prices, mileage and specs
As of October 24, 2026, a used Forest River XLR Boost 27QBX has a median asking price of $35,200, versus $38,700 for the Keystone Fuzion 419 (9% less). Based on 17 active listings; typical mileage are 0 (Forest River XLR Boost 27QBX) and 0 (Keystone Fuzion 419).
Data as of October 24, 2026 · Source: RV Chooser analysis of active listings · Methodology
| Forest River XLR Boost 27QBX | Keystone Fuzion 419 | |
|---|---|---|
| Active listings | 10 | 7 |
| Median asking price | $35,200 | $38,700 |
| Middle 50% price | $27,225–$39,075 | $37,850–$65,800 |
| Median mileage | 0 | 0 |
| Median model year | 2020 | 2016 |
Browse used Forest River XLR Boost 27QBX → · Browse used Keystone Fuzion 419 →
Frequently asked questions
Is a used Forest River XLR Boost 27QBX or Keystone Fuzion 419 cheaper?
As of October 24, 2026, the Forest River XLR Boost 27QBX has the lower median asking price ($35,200 vs $38,700 for the Keystone Fuzion 419), about 9% less.
Which has fewer mileage on the used market?
Median mileage: Forest River XLR Boost 27QBX 0, Keystone Fuzion 419 0.