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Rivian R2 Burns 26% More Energy Than Model Y

7/27/2026

40 5 Full Breakdown

Summary

Story summary

Out of Spec Reviews measured the Rivian R2 using 18%-26% more energy than the Tesla Model Y at each tested speed.
Rivian CEO RJ Scaringe claimed the R2 matches the Model Y’s efficiency despite the test results.
In tests, the R2 achieved 4.00 mi/kWh at 50 mph, 2.46 mi/kWh at 80 mph, and used 1.9 kWh in a 20-minute stop-and-go run, all 18%-26% worse than the Model Y.

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Story summary

Out of Spec Reviews measured the Rivian R2 using 18%-26% more energy than the Tesla Model Y at each tested speed.
Rivian CEO RJ Scaringe claimed the R2 matches the Model Y’s efficiency despite the test results.
In tests, the R2 achieved 4.00 mi/kWh at 50 mph, 2.46 mi/kWh at 80 mph, and used 1.9 kWh in a 20-minute stop-and-go run, all 18%-26% worse than the Model Y.