Head to head
Sword Art Online vs Zero Tester: Chikyuu wo Mamore!
Side by side on community score, how it's rated, audience size and how long each takes to watch. Data from Kitsu, refreshed daily.

Left in charts
Sword Art Online
★ 7.36 · 2012

Right in charts
Zero Tester: Chikyuu wo Mamore!
Unrated · 1974
The short version
- Sword Art Online is more widely watched, with 2428× the members.
- Sword Art Online is the quicker watch, 1h 37m shorter.
- Fans favorite Sword Art Online more often (2.4% vs 0.0% of members).
- They share Science Fiction, Adventure, Action.
| Sword Art Online | Zero Tester: Chikyuu wo Mamore! | |
|---|---|---|
| Community score | 7.36 | – |
| Rank by score | #3,245 | – |
| Members | 194,246more | 80 |
| Favorited by | 2.4%more | 0.0% |
| Time to watch | 9h 35mshorter | 11h 12m |
| Episodes | 25 | 28 |
| Format | TV Series | TV Series |
| Aired | 2012 | 1974 |
| Status | Finished | Finished |
| Studio | – | Sunrise |
| Age rating | PG | PG |
How each is rated
Share of ratings at each star level · 9★–10★: 36% vs 4%
- Sword Art Online
- Zero Tester: Chikyuu wo Mamore!
0%20%40%
1★2★3★4★5★6★7★8★9★10★
Show as table
| Sword Art Online | Zero Tester: Chikyuu wo Mamore! | |
|---|---|---|
| 1★ | 3% | 12% |
| 2★ | 2% | 0% |
| 3★ | 2% | 8% |
| 4★ | 8% | 8% |
| 5★ | 6% | 32% |
| 6★ | 9% | 4% |
| 7★ | 20% | 32% |
| 8★ | 13% | 0% |
| 9★ | 9% | 0% |
| 10★ | 27% | 4% |
Time to watch
Episodes × episode length, openings included
Show as table
| Item | Runtime |
|---|---|
| Sword Art Online | 9h 35m |
| Zero Tester: Chikyuu wo Mamore! | 11h 12m |
Shared genres
Only Zero Tester: Chikyuu wo Mamore!
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Sword Art Online vs Zero Tester: Chikyuu wo Mamore! FAQ
Is Sword Art Online better than Zero Tester: Chikyuu wo Mamore!?
Not enough ratings yet to compare scores.
Which is longer, Sword Art Online or Zero Tester: Chikyuu wo Mamore!?
Zero Tester: Chikyuu wo Mamore! is longer: 11h 12m against 9h 35m.
Which is more popular?
Sword Art Online has more members on Kitsu (194,246 vs 80).
If I liked Sword Art Online, will I like Zero Tester: Chikyuu wo Mamore!?
Probably, if it was the science fiction, adventure, action side you enjoyed.