Decoding BMW Models and Badges
Make sense of any BMW badge on the street, from standard series numbers to engine and drivetrain codes. Discover how sedans, coupes, SUVs, and electric models fit together so you can identify and compare any vehicle in the lineup.
Like Duolingo, but for Decoding BMW Models and Badges. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
23 levels across 4 sections, about 46 minutes end to end, roughly 9 days at five minutes a day. It moves through Reading the Trunk Badge, The Core Numbered Lineup, SUVs and Electric Vehicles, and Performance Tiers and Heritage Codes. It starts from scratch.
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Key ideas in Decoding BMW Models and Badges
- In traditional German three-digit naming, the leading digit designates the vehicle series or model line
- Higher leading numbers designate larger, more expensive vehicle classes (a 5 Series is larger and more upscale than a 3 Series)
- Cars with identical trailing digits but different leading digits share power brackets across different body sizes
- Historically, the final two digits indicated engine displacement (e.g., '28' meant a 2.8-liter engine)
- Modern turbochargers allow smaller engines to produce immense power, breaking the 1:1 displacement link
- Today, the trailing digits indicate relative power output tiers rather than physical engine displacement
- Within the same model series, a higher two-digit suffix indicates higher horsepower
- A 320i represents an entry-level power tune, a 330i provides mid-tier performance, and a 340i delivers high performance
- Even when two cars share the same 2.0-liter block size, the car with the higher badge number has more power
- Reading a badge from left to right breaks down into vehicle series first, followed by power output
- The first number fixes the chassis size and vehicle class
- The remaining numbers let you immediately judge how fast or potent the car is relative to its siblings
- In traditional BMW badges, 'i' originally stood for fuel injection and denotes a standard gasoline engine
- The letter 'd' signifies a diesel engine
- The letter 'e' indicates an electrified plug-in hybrid model
- BMW uses 'i' as a prefix for its dedicated all-electric lineup, such as the i4 and iX
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Decoding BMW Models and Badges the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
Picture walking through a car lot. What does the first number on a classic German badge tell you?
Get it right to open this lesson and 22 more in the app.
Where Decoding BMW Models and Badges takes you
- 1
Reading the Trunk Badge
- Decoding the Three-Digit Nameplate
- Deciphering Suffixes and Drivetrains
- 2
The Core Numbered Lineup
- Odd vs. Even Series Logic
- Comparing Sizes Across the 1 to 8 Series
- 3
SUVs and Electric Vehicles
- Navigating the X Family
- Reading the Electric 'i' Lineup
- 4
Performance Tiers and Heritage Codes
- Untangling the M Performance Hierarchy
- Understanding Chassis and Generation Codes
4 sections · 8 units · 23 levels. Built to play, not to enroll.
Tomo is in ChatGPT
Tomo is also a ChatGPT plugin: the same playable courses, built and played inside your chat.
Add Tomo to ChatGPT- What to ask
- “Make me a Tomo course on black holes.” “Turn this chat into a Tomo course.”
- What you get
- Quick questions with instant feedback, hearts and stars, ready to play in about a minute.
- Where it goes
- No sign-up to start. Connect your Tomo account and your streak carries on in the app.
You pick the voice
Decoding BMW Models and Badges is taught in the Storyteller style: every lesson is a story. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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