Uploaded April 2026 | Updated September 2026, 2 weeks ago

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Thanks to FiiO for sending the M33 R2R for review!

Buy from Apos Audio (affiliate link): https://apos.audio/products/fiio-m33-r2r-hi-fi-portable-digital-music-player?sca_ref=1448954.julYPU81dF

FiiO product page: fiio.com/M33R2R

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My DAP Reviews...

Fiio M11+: youtu.be/Cx68qUoSKac
Fiio M21: youtu.be/22bHTUv3G8k
Hiby M300: youtu.be/XSrX8ib9Wh0
Hiby R2ii: youtu.be/XYxL0IBcaS0
Hiby R4: youtu.be/3Z1mVUSx9hc
Hiby RS6: youtu.be/spz6_6CwHKY
iBasso DX180: youtu.be/WcwIwukvYmc
iBasso DX260: youtu.be/vmJH7ZorUzA

Transducers Used...

Dan Clark E3: youtu.be/liuVrWBxo-c
Effect Audio + Elysium Audio Pilgrim:Noir: youtu.be/cdWMu-r_A_Q
FiiO FH19: youtu.be/K8BDyurdX5w
Focal Radiance: youtu.be/rXnmlXCf_bA
HiFiMan HE1000 Unveiled: youtu.be/pSXKdoYg0Tc

Timestamps...

00:00 Intro, Pricing, Disclaimer
01:18 Shameless Self Promotion
01:51 Takeaways
02:53 About the M33 R2R
11:56 Pocket Friendly?
14:20 User Interface
15:30 Sound
20:05 Comparisons w/ M21, iBasso DX180 & DX260
24:33 Final Thoughts