On this list are the earphones and headphones I've reviewed ranked from from the best. Links are to the full review.
Mark Levinson No. 5909 wireless headphones (SGD 1599 / USD 999)
Excellent construction, look and feel. 5/5 audio quality. High fidelity with spatial. Clean, crisp, neutral sound. Battery not replaceable.
Sennheiser IE600 wired earphones (SGD 1099 / USD 699)
5/5 audio quality. High fidelity with spatial. Clean, crisp, neutral sound. Yucky exterior texture for cables.
Shure 530 wired earphones (USD 449)
4/5 audio quality. Warm sound. Lacking spatial and crispness considering the high launch price. Excellent sound isolation with foam ear tips. Fixed cables.
Edifier NeoBuds Pro TWS with ANC (SGD 139)
Looks good. 4/5 audio quality after EQ. Fantastic ANC.
Edifier W240TN wireless earphones with ANC (SGD129)
Looks good. 4/5 audio quality. ANC blocks low frequency well but not loud and sharp noises.
Edifier W820NB Headphones with ANC (SGD 79)
Affordable. Audio quality 3.5/5. Plasticky build quality. ANC could be better. Treble lacking fidelity.
Huawei FreeBuds SE wireless earphones (review) (SGD 88)
Affordable. Audio quality 3.5/5. Fitting could be better. No ANC.
B&O H3 wired earphones (bundled with LG V20 phone)
3/5 audio quality. Sounds like mid-range generic brand earphones. Nice braided cable.