The Mercedes-Benz S-Class and BMW 7 Series have been rivals since 1977. Today both are superb from the back seat. The S-Class (W223) leads on ride isolation, chauffeur-focused details and rear-seat safety (including rear airbags), while the 7 Series (G70) counters with a bold design, automatic doors and the dramatic 31-inch rear Theatre Screen, plus a fully electric i7 on the same body. For professional chauffeured service, the S-Class remains the global default; for tech-loving owners who are driven occasionally, the 7 Series is a compelling alternative.

At a glance

Mercedes-Benz S-Class BMW 7 Series
Current generation W223 (2020) G70 (2022)
U.S. body Long wheelbase only Long wheelbase
Engines (U.S.) Inline-six, V8, plug-in hybrid, AMG; Maybach V12 Inline-six, V8, plug-in hybrid; electric i7
Signature rear feature Executive seats, rear airbags, rear tablet 31-inch Theatre Screen, Executive Lounge
Doors Soft-close Automatic opening and closing
Electric sibling EQS (separate model) i7 (same body)

Rear-seat comfort

Both offer reclining executive seats with footrests, massage, separate climate zones and sunshades. The S-Class’s cabin feels more traditionally luxurious and softly isolated; the 7 Series feels more modern and lounge-like. Read the S-Class rear-seat guide and the BMW i7.

Ride and refinement

The S-Class’s air suspension and E-Active Body Control are tuned for serenity. The 7 Series also rides on air suspension and is exceptionally quiet, with a slightly more connected feel. Both are among the quietest cars on the road.

Technology

The S-Class offers an OLED central display, augmented-reality head-up display and Level 3 Drive Pilot in approved regions. The 7 Series offers the Theatre Screen, rear door touchscreens and its own automated driving features in some markets.

Design

The S-Class is elegant and restrained; the 7 Series is deliberately bold, with a large illuminated grille and split headlights. Tastes differ widely.

Electric options

BMW’s i7 shares the 7 Series body, so passengers get the same cabin in an electric car. Mercedes offers the separate, more aerodynamic EQS. Read BMW i7 vs Mercedes EQS.

Verdict for chauffeured travel

The S-Class wins on rear-seat safety, chauffeur heritage, discretion and global service familiarity — which is why we use it. See our Mercedes-Benz S-Class and read why chauffeurs choose the S-Class.