Micro Seiki BL-91 vs Technics SP-10MK2

Side-by-side specifications and a plain-English account of the recorded differences. Full profiles: Micro Seiki BL-91 · Technics SP-10MK2.

Comparison of Micro Seiki BL-91 and Technics SP-10MK2
Specification Micro Seiki
BL-91
Technics
SP-10MK2
PriceHighlighted difference. $1,150 (used)$1,700 (used)
CategoryVintageVintage
Statusdiscontinueddiscontinued
Years1980–?1975–?
Drivebelt drivedirect drive
Speeds33/45 rpmHighlighted difference. 33/45/78 rpm
Operationmanualmanual
Cartridge suppliedNoneNone
Phono stageNoNo
USB outputNoNo
BluetoothNoNo
Platterhigh-mass gunmetal-toned alloyaluminium, 2.9 kg class
Tonearmnone (armboard for arm of choice; often MA-505)none (motor unit, external PSU)
Wow & flutter0.025% WRMS

Practical differences

Highlighted cells show a lower reference price, support for more listed speeds, or the presence of a convenience feature. They are not an overall score.

The Micro Seiki BL-91 undercuts the Technics SP-10MK2 by $550 — $1,150 against $1,700.

The Micro Seiki BL-91 spins its platter via belt drive; the Technics SP-10MK2 uses direct drive instead. Neither is objectively better — a motor that's mechanically isolated from the platter by an elastic belt, which is the usual route to a quieter noise floor — the default choice across most of hi-fi versus instant start-up, rock-steady speed under load, and enough torque to nudge or backspin the record — the reason DJs and scratch decks are built this way.

Bottom line: the Micro Seiki BL-91 has the lower reference price; the table shows which documented features change with the $550 gap.

Retailer searches

4 US retailers handle used or discontinued decks like this — each outbound link searches the deck on that retailer’s site.

Retailers selling Micro Seiki BL-91
RetailerTypeShippingProduct search
Guitar Center music retail Free standard shipping on most orders $25+. View at Guitar Center ↗
Reverb used marketplace Shipping set per seller; many listings ship free within the US. View at Reverb ↗
Upscale Audio hifi independent Free USA shipping on orders over $99 (exclusions for oversized items). View at Upscale Audio ↗
eBay marketplace Shipping set per seller; many listings ship free within the US. View at eBay ↗

Retailer searches

4 US retailers handle used or discontinued decks like this — each outbound link searches the deck on that retailer’s site.

Retailers selling Technics SP-10MK2
RetailerTypeShippingProduct search
Guitar Center music retail Free standard shipping on most orders $25+. View at Guitar Center ↗
Reverb used marketplace Shipping set per seller; many listings ship free within the US. View at Reverb ↗
Upscale Audio hifi independent Free USA shipping on orders over $99 (exclusions for oversized items). View at Upscale Audio ↗
eBay marketplace Shipping set per seller; many listings ship free within the US. View at eBay ↗

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