2021 Porsche 718 Cayman GT4 RS vs 2024 Rivian R1T

AI Telemetry Verdict:In this head-to-head, the 2021 Porsche 718 Cayman GT4 RSholds the statistical edge in Performance Index (798). For the technical touge passes of Mount Fuji, the 2021 Porsche 718 Cayman GT4 RSis the superior technical chassis due to its refined lateral G-force profile.

Live Telemetry Analysis — May 2026 Edition
2021 Porsche 718 Cayman GT4 RS
A 798

2021 Porsche 718 Cayman GT4 RS

Porsche
VS
2024 Rivian R1T
A 760

2024 Rivian R1T

Rivian
Top Performer
2021 Porsche 718 Cayman GT4 RS

"The 2021 Porsche 718 Cayman GT4 RS dominates the competition with superior Performance Index, making it the clear choice for all-around festival racing."

2021 Porsche 718 Cayman GT4 RSMetric2024 Rivian R1T
798Performance Index760
7.5Speed5.9
8Handling5
7.4Acceleration8.1
7.7Launch8.4
8.1Braking5.9
2.8Offroad8.2
196Top Speed (MPH)125
3120Weight (lbs)7149
RWDDrivetrainAWD
140,000Price (CR)80,000
🚦
Drag Race
2024 Rivian R1T
🏎️
Track Attack
2021 Porsche 718 Cayman GT4 RS
💨
Drift Zone
2021 Porsche 718 Cayman GT4 RS
🏜️
Offroad King
2024 Rivian R1T

📈 Technical Data Analysis:

Speed & Acceleration Analysis

When it comes to straight-line performance, the 2021 Porsche 718 Cayman GT4 RS boasts a speed rating of 7.5, while the 2024 Rivian R1T hits 5.9.

The 2021 Porsche 718 Cayman GT4 RS has the edge in top-end velocity, reaching 196 MPH compared to the 2024 Rivian R1T's 125 MPH.

Handling & Cornering Dynamics

In the tight technical sections of the Mount Fuji passes, handling is everything. The 2021 Porsche 718 Cayman GT4 RS features a handling score of 8, whereas the 2024 Rivian R1T manages 5.

The 2021 Porsche 718 Cayman GT4 RS offers surgical precision in corners, allowing for later braking and earlier power application.

Launch & Braking Efficiency

Off the line, the 2021 Porsche 718 Cayman GT4 RS uses its 7.7 launch rating to grip and go, while the 2024 Rivian R1T relies on its 8.4 rating.

Braking from high speeds is equally critical; the 2021 Porsche 718 Cayman GT4 RS stops with a score of 8.1, while the 2024 Rivian R1T records 5.9.

🏁 Race Scenario Breakdown

Highway Sprint (Tokyo Loop)
2021 Porsche 718 Cayman GT4 RS

Higher top speed rating allows for sustained high-velocity overtaking.

Touge Battle (Downhill)
2021 Porsche 718 Cayman GT4 RS

Superior braking and handling allow for more aggressive entry and exit speeds.

Dirt Trails (Kyoto)
2024 Rivian R1T

Suspension travel and tire compound optimization for loose surfaces.