CYBEX 521000691 Stroller
- Stroller
- Standard Stroller
- Metal, Textile, Plastic
- Yes
- Better rated than 56%
A full sized, car seat compatible stroller rated to 55 pounds, suited to parents who want one stroller to grow with rather than the lightest frame available.
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How it ranks among the 176 strollers we track
4.6★ across 274 Amazon ratings, Bayesian-smoothed toward the category average.
274 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
Modest tracked demand last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 176 strollers we track - how the scorecard works · full strollers data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
The CYBEX 521000691 is a standard stroller built from metal, textile and plastic, weighing 18.1 pounds and rated to carry a child up to 55 pounds. It's listed as compatible with a car seat and holds a 4.6 rating from 274 reviews.
At 18.1 pounds this sits on the heavier side for a stroller frame, which typically comes with fuller features rather than a stripped down travel design. Listed car seat compatibility means it can pair with a matching infant seat for travel system use.
- Rated 4.6 from 274 reviews
- Weighs 18.1 pounds
- Rated to carry up to 55 pounds
- Car seat compatible
Who it's for
For parents wanting a standard, full sized stroller for babies and infants that can also accept a compatible car seat. Not the choice for anyone prioritizing the lightest possible frame.
Strengths and trade-offs
Drawn from this product's published specifications.
- Rated to carry up to 55 pounds
- Car seat compatible
- Metal frame construction
- At 18.1 pounds it's heavier than compact travel strollers
- No seller description on record
Performance notes
The 55 pound weight capacity covers most children well past toddlerhood, and listed car seat compatibility lets it pair with a matching infant seat for travel system use.
Specifications
| Brand | CYBEX |
|---|---|
| Model | 521000691 |
| Dimensions & fit | |
| Weight Capacity | 55 pounds |
| Item Weight | 18.1 pounds |
| Capacity & performance | |
| Age Range | Baby,Infant |
| Construction & materials | |
| Material | Metal, Textile, Plastic |
| Compatibility & installation | |
| Car Seat Compatible | Yes |
| Other details | |
| Stroller Type | Standard Stroller |
Other CYBEX strollers
How it compares
This product against the closest alternatives we track in strollers.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| CYBEX 521000691 StrollerThis product | 4.6 / 5 | 274 | 3.8 / 5 |
| Graco® 2216004 StrollerGraco® | 4.8 / 5 | 9,000 | 4.6 / 5 |
| Graco 2140042 StrollerGraco | 4.6 / 5 | 5,100 | 4.4 / 5 |
| Ingenuity 32873 StrollerIngenuity | 4.3 / 5 | 23,200 | 4.4 / 5 |
| Kolcraft KL029-SLA1 StrollerKolcraft | 4.4 / 5 | 12,400 | 4.4 / 5 |
Similar strollers from other brands
Questions about the CYBEX 521000691
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is this stroller compatible with a car seat?
Yes, per the listed specs.
How much does the stroller weigh?
18.1 pounds.
What's the maximum weight capacity?
55 pounds.