Head to head
Dunlop Formula 65 Guitar Polish & Cleaner vs SAPHUE String Cleaner
They are closely matched on paper, so the differences are in the detail. Below, every specification we hold for both is lined up, with the 11 rows that actually differ marked out.
Formula 65 Guitar Polish & Cleaner
4 oz
The cheap bottle that has been on repair-shop benches for decades
String Cleaner
Microfibre, double sided
The cheapest way to make strings last longer: wipe them after playing
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Score profile
The editorial axes for care and cleaning, overlaid. Where one shape sits outside the other, that is where it gains ground.
- Dunlop Formula 65 Guitar Polish & Cleaner7.8
- SAPHUE String Cleaner7.3
Scores are Fretline editorial ratings on a 1-10 scale. They are our own assessment and are not supplied or endorsed by Amazon or by any manufacturer.
Specification by specification
| Formula 65 Guitar Polish & Cleaner | String Cleaner | |
|---|---|---|
| Brand | Dunlop | SAPHUE |
| Model | Formula 65 Guitar Polish & Cleaner | String Cleaner |
| Type | Care and cleaning | Care and cleaning |
| Fretline score | 7.8 / 10 | 7.3 / 10 |
| Value for money | 9 / 10 | 8 / 10 |
| Amazon rating | 4.7 / 5 (3,363) | 4.4 / 5 (779) |
| Price | Under $15 | Under $15 |
| What it does | Cleans and polishes a gloss finish in one pass | Wipes the strings and the fingerboard clean of sweat and skin oil after playing |
| Use it on | Gloss-finished bodies and hardware | Guitar and bass strings, frets and fingerboard |
| Contents | 4 oz spray bottle | Double-sided microfibre pad with a handle |
| Effectiveness | 8 / 10 | 6 / 10 |
| Ease of use | 9 / 10 | 9 / 10 |
| Versatility | 5 / 10 | 6 / 10 |
| Suits | Beginner, Intermediate, Advanced, Professional | Beginner, Intermediate |
A marked row is one where the two differ. A highlighted cell is the stronger figure where one can be judged objectively — which, for most accessory attributes, it cannot be. Empty cells are specifications the manufacturer does not publish, never estimates.
Which one should you buy?
Computed from our editorial scores for these two only. It is not a general ranking.
Best effectiveness
Dunlop Formula 65 Guitar Polish & CleanerHighest editorial effectiveness score of the 2 compared.
Best ease of use
Dunlop Formula 65 Guitar Polish & CleanerHighest editorial ease of use score of the 2 compared.
Best for beginners
Dunlop Formula 65 Guitar Polish & CleanerStrongest overall score among those we consider suitable for a first instrument.
Scores are Fretline editorial ratings on a 1-10 scale. They are our own assessment and are not supplied or endorsed by Amazon or by any manufacturer.
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