Mobility

Smart routes: avoid jams and red lights

Cyclist on urban bike lane at dawn, illustrative depiction of mobility tips category

One rush-hour detour often burns 15 minutes and half a liter.

$3-9 per week 5 min Updated 2026-04-22

Contents

  1. How to do it
  2. Common mistakes
  3. Bottom line

Traffic costs time and fuel. A car in congestion burns 3–4x as much as normal. With navigation apps (Google Maps, TomTom), you find the best real-time route, saving up to 30% fuel on critical stretches.

Step by step

Traffic creates stop-and-go: constant acceleration and braking burn huge energy. A route with a 5 km detour but avoiding congestion is faster and cheaper overall. Real-time navigation spots congestion and offers alternatives. Modern apps learn from traffic data where bottlenecks form.

Source: TomTom Traffic Index, TomTom 2024: Berliners lose 95 hours/year in traffic, Munich 87 hours, smart routing saves 20–40% time + fuel

Step by step

  1. Use Google Maps or TomTomBoth show real-time traffic (red = congestion, green = clear). Enter a destination and they suggest multiple routes, choose the green one.
  2. Turn on Traffic AlertsMost apps warn about accidents or sudden jams. Enable alerts so your phone proactively suggests better routes.
  3. Adjust Your Departure TimeIf flexible: leave 30 min earlier or later. Peak hours (7–9 AM, 4–6 PM) are congestion-heavy. One hour flexibility often saves massively.
  4. Download Offline Maps for BackupDownload Google Maps or Maps.me offline. No signal? You've still got navigation (less live traffic data, but better than nothing).
  5. Use Car-Integrated NavigationModern cars with Apple CarPlay or Android Auto display navigation on the dashboard. Safer than staring at your phone.

Worked example

Before: Matthias commutes daily on same route, often in traffic: 20 km, averaging 8.5 L/100km (due to congestion), €1.75 = €30/day (5 days/week) = €390/month
After: With smart Google Maps routing and timing: alternate 23 km route but congestion-free, only 6.8 L/100km = €27.50 fuel + 3 min longer, no traffic stress. Saves €60/month = €720/year

How much will YOU save by intelligently avoiding traffic?

Keywords and context

This tip is written for households that want to cut energy and cost-of-living spending concretely. It complements the other measures in the same category and has the greatest effect when combined with them.

mobilitysave energyhouseholdcut coststipefficiency
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Frequently asked questions

Does navigation drain your phone battery fast?
GPS uses ~5–10% per hour. With a car charger, that's no problem, fuel savings are 10x higher.
Are paid apps like TomTom better than free Google Maps?
Google Maps is free and sufficient for commuters. TomTom (~€99 offline) is good for heavy drivers or if offline matters. Test first.
Can navigation help find cheaper gas stations?
Yes, Google Maps and specialized apps show fuel prices. €1.60 vs. €1.85/L saves you €3–5 per fill-up quickly.
How do I combine this with other tips?
Effects stack: the more tips applied, the higher the saving up to a cap.

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