Wiper Blades
| Wiper Spec | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Driver | 26″ | 24″ |
| Passenger | 18″ | 18″ |
| Rear | N/A” | N/A” |
| Fitting Type | N/A | N/A |
Full Honda Civic wiper guide · Full Mazda Mazda3 wiper guide
Headlight Bulbs
| Bulb Position | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Low Beam | N/A | N/A |
| High Beam | N/A | N/A |
| Front Indicator | N/A | N/A |
| Sidelights | W5W | W5W |
Engine Oil
| Oil Spec | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Grade | 0W-20 | 0W-20 |
| Manufacturer Spec | Honda HTO-06 | Mazda Original Oil Supra |
| Capacity (with filter) | 3.7L | 4.0L |
| DPF-Safe | No | No |
Cabin Filter
| Filter Spec | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Part Ref | N/A | N/A |
| Type | standard particle | standard particle |
| Change Interval | 12000 | 12000 |
Full Honda Civic filter guide · Full Mazda Mazda3 filter guide
Car Battery
| Battery Spec | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Group | 063 | 096 |
| Type | standard | standard/EFB |
| Ah | N/A | N/A |
| Start-Stop | No | No |
Full Honda Civic battery guide · Full Mazda Mazda3 battery guide
Spark Plugs
| Spark Plug Spec | Honda Civic | Mazda Mazda3 |
|---|---|---|
| Plug | NGK DILKAR7G-11GS | NGK ILKAR7L-11 |
| Type | iridium | iridium |
| Gap | 1.1 mmmm | 1.1 mmmm |
| Quantity | 4 | 4 |
Full Honda Civic spark plug guide · Full Mazda Mazda3 spark plug guide
Estimated Annual Consumable Costs
Both the Honda Civic and Mazda Mazda3 have similar consumable costs, but here’s roughly what to budget for DIY maintenance:
| Item | Typical Cost | Interval |
|---|---|---|
| Wiper Blades (set) | £15–30 | Annual |
| Headlight Bulbs (pair) | £8–30 | As needed |
| Engine Oil + Filter | £30–50 | Annual / 10K miles |
| Cabin Filter | £8–15 | 12–15K miles |
| Battery | £60–150 | Every 4–6 years |
| Spark Plugs | £15–40 | Every 30–80K miles |
Which Is Cheaper to Maintain?
For routine consumables like wipers, bulbs, and filters, the Honda Civic and Mazda Mazda3 are very similar in cost. The key differences come down to:
- Oil spec — the Honda Civic uses 0W-20 while the Mazda Mazda3 uses 0W-20. Some specs require pricier oil.
- Battery type — start-stop cars need EFB or AGM batteries which cost more than standard ones.
- Spark plugs — iridium plugs cost more but last much longer than standard copper.
In practice, both cars cost roughly £80–150 per year in consumables when you do the work yourself.
Frequently Asked Questions
Are Honda Civic parts more expensive than Mazda Mazda3?
For routine consumables (wipers, bulbs, oil, filters), costs are very similar between the Honda Civic and Mazda Mazda3. Both use widely available, competitively priced parts.
Can I use the same wiper blades on a Honda Civic and Mazda Mazda3?
Not necessarily. The Honda Civic uses 26″ driver / 18″ passenger blades while the Mazda Mazda3 uses 24″ / 18″. Always check the exact sizes for your model.
Which car is easier to maintain at home?
Both the Honda Civic and Mazda Mazda3 are straightforward for DIY maintenance. Changing wipers, bulbs, and cabin filters requires no special tools. Oil changes and spark plugs are also manageable with basic equipment.
