Covers that are arguably better than the originals:

[chrisb]

 

[tubelectron]

The original :

Our cover :

I'm not Jack White, rather Ritchie Blackmore... And Lefty !

T

 

[Juhazi]

This is awesome, even unbelievable (if you didn't know Josh)

 

[BreachOfEuphoria]

I think that the Emma Peters cover of "Clandestine" is better than the original by Lartiste.

The original by Lartiste:

The cover version by Emma Peters:

 

[Juhazi]

Emily shining again! Magical low tones and vibrato. Perfectly simple arr.

 

[Flied Egg]

Bread

Ken Boothe

 

[seventenths]

Better? I have particularly strong feelings regarding crappy White Rabbit covers...
Gillian Welch's go at it? Nice I guess... Molly Tuttle and Co lay down a fun, engaging take that I could leave on repeat

 

[chrisb]

 

[chrisb]

Might be a duplicate post, but when something’s this fricking good, too much is almost enough.

 

[Charles Darwin]

I like this one much better than the original but admittedly I hate practically everything by them.

 

[BATE VANKO]

Here's another example.
Serge Nikol & Etric Lyons - "Tamally Maak" /Live Cover/:

 

[Charles Darwin]

I like this one much better than the original but admittedly I hate practically everything by them.

By them I obviously mean Queen, Los Miticos are brilliant!

 

[GeoffMillar]

'Baby It's You': The Shirelles were good, but The Beatles - and John's vocal - are just great.

Geoff

 

[Juhazi]

Filmed at a nearby old dance hall

 

[CWelsh52]

Admittedly, I have not gone through this entire thread, so this may have been mentioned before.

Linda Ronstadt's twofer cover of When Will I Be Loved (Everly Brothers) / Willin' (Lowell George/Little Feat).

I heard a live version of the Everly Brothers doing the song after Ronstadt's version was a hit and they essentially did a cover of her.

 

[Juhazi]

Anna Eriksson, two different arrangements