Bringing car spotting into perspective
Front
Side
Rear
Swap
Background grid Mercedes-Benz GLB SUV 2023-2026 Porsche Cayman Coupé 2021-present
Spec height1 1.692 m 2 
+ 42.5 cm
1 1.267 m Spec height1
+ 3.2 cm 2
+ 1.2 cm 2 1.834 m Spec width2
1 1.822 m Spec width2
Now Comparing Photos show real-world appearance vs. specification. See Disclaimer.
Porsche Cayman Coupé GT4 RS 2021 - present
Views available
Porsche
Cayman
Coupé GT4 RS
Gen. 4 | 2021 - present
Find at a Dealer
Spotted in Switzerland 22″
Mercedes-Benz GLB SUV 2023 - 2026
Views available
Mercedes-Benz
GLB
SUV
Gen. 1.1 | 2023 - 2026
Find at a Dealer
Spotted in Switzerland 20″
Compare Car Insurance Rates Personalized quotes in 5 minutes or less with Insurify

Front View Car Size ComparisonPorsche Cayman 718 (982C) Coupé GT4 RS 2021 vs. Mercedes-Benz GLB (X247) SUV 2023


Dimensions & Specifications | Porsche Cayman 718 (982C) Coupé GT4 RS 2021 is 1.2 cm narrower and 42.5 cm lower compared to Mercedes-Benz GLB (X247) SUV 2023. It has 3.2 cm less ground clearance and offers 85% less cargo space.4,5

--
Size class
Subcompact
445.6 cm
Length
463.4 cm
+17.8
182.2 cm
Width2
183.4 cm
+1.2
199.4 cm
Width incl. mirrors
202 cm
+2.6
126.7 cm
Height1
169.2 cm
+42.5
248.2 cm
Wheelbase
282.9 cm
+34.7
10.3 cm
Ground clearance3
13.5 cm
+3.2
1490 kg
Weight4,6
1640 kg
+11%
2
Seats max.
5
+3
184 l
Cargo volume EU4
565 l
+208%
272 l
Cargo volume max. EU4,5
1800 l
+562%
-- l
Cargo volume US4
623 l
-- l
Cargo volume max. US4,5
1756 l
Premium
Segment
Premium
€ 158700
+241%
Price EU7
€ 46547
$ 141700
+219%
Price US7
$ 44450
1. Maximum height | 2. Width with folded mirrors when available | 3. Max. ground clearance | 4. Most common power unit. Possible deviation of standards. | 5. With all rear seats folded down | 6. Curb weight | 7. For illustration purpose only. Starting MSRP (Manufacturer Suggested Retail Price).
cm
inch
Quick Facts
3121251
Comparison combinations
Germany
Origin of the most car models
1908
Year of our oldest car model
Featured in
Car and Driver The New York Times Top Gear

Compare car dimensions with real cars side-by-side, true-to-scale, and from the same point of view for thousands of current and historical models. Limitations apply - please read our disclaimer.

Let us know about the cars you'd love to see on our website by contacting us on social media or dropping us an email to info[at]carsized[dot]com.

Copyright © 2026 carsized.com. All rights reserved.