Travel Trailer
Forest River RV Sonoma 1670bh
Compare specs across all model years (2019–2021)
3
Model Years
6
Sleeps
21' 2"
Length
4,649
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2021 Sonoma 1670bh
Best Choice
Highest Mint Score (31.6). Most recent model year with latest updates.
What Changed Year-Over-Year
2020
2021
Capacity Change
Sleeping capacity changed from 6 to 5.
2019
2020
Weight Increase
GVWR increased from 4,346 to 4,800 lbs (454 lbs heavier).
All Model Years
Best Value
2021
2021 Forest River RV Sonoma 1670bh
31.6
4,800 lbs GVWR
440 lbs Hitch
21' 2"
Sleeps 5
↓ Sleeps 1 fewer than 2020
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2020
2020 Forest River RV Sonoma 1670bh
31.3
4,800 lbs GVWR
400 lbs Hitch
21' 2"
Sleeps 6
↑ 454 lbs heavier than 2019
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2019
2019 Forest River RV Sonoma 1670bh
29.3
4,346 lbs GVWR
446 lbs Hitch
20' 10"
Sleeps 6
Original model year
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Can Your Vehicle Tow the Sonoma 1670bh?
Enter your truck specs to see if any of these model years fit your towing capacity—and which year gives you the most safety margin.
Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.
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