Which is cheaper, the Oblvlo BLM Rotor or the Ontic Utility 40?

At MSRP the Oblvlo BLM Rotor is the cheaper of the two at $322, against $799 for the Ontic Utility 40 — a $477 gap before any retailer discounting.

Which is bigger, the Oblvlo BLM Rotor or the Ontic Utility 40?

The Oblvlo BLM Rotor wears larger at 41mm versus 40mm for the Ontic Utility 40 — a 1mm difference across the dial.

Which has better water resistance, the Oblvlo BLM Rotor or the Ontic Utility 40?

The Ontic Utility 40 is rated to 300m versus 50m for the Oblvlo BLM Rotor.

What movement does the Oblvlo BLM Rotor run compared to the Ontic Utility 40?

The Oblvlo BLM Rotor runs a automatic caliber, while the Ontic Utility 40 runs a solar.

Side by side

Oblvlo BLM RotorvsOntic Utility 40

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Add a watch

Oblvlo BLM Rotor

MSRP $322

See the full BLM Rotor

Ontic Utility 40

utility40-ember

MSRP $799

See the full Utility 40

Buy from Oblvlo ↗

Buy used on eBay ↗

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

Buy from Ontic ↗

Buy used on eBay ↗

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

At a glance

9 of 29 specs differ

Diameter

BLM Rotor41mm

Utility 4040mm

Power Reserve

BLM Rotor48h

Utility 40—

Water Resistance

BLM Rotor50m

Utility 40300m

MSRP

BLM Rotor$322

Utility 40$799

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Lume

Super-LumiNova

None

Movement

2 specs

Type

Automatic

Solar

Power Reserve

48h

Pricing

1 specs

MSRP

$322

$799

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Oblvlomicro

CAM Series

Follow this matchup

Get a note when Oblvlo BLM Rotor vs Ontic Utility 40 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Oblvlo JM RotorvsOntic Utility 40 Oblvlo DK StarvsOntic Utility 40 Oblvlo DK Dark LightvsOntic Utility 40 Ontic Utility 40vsVenezianico Nereide Ultraleggero 42 Oblvlo BLM RotorvsRedwood Watches Tactical v3 - MIL-SPEC Oblvlo BLM RotorvsKnot Watches SAC-40SSV

Edit this comparison Add another watch Explore more 39–42mm watches

Oblvlo BLM RotorvsOntic Utility 40

At a glance

Full specifications

More watches worth a look

CAM Hub

ATTESA

JM Rotor

Witness Hand-Made Guilloché Tourbillon Watch - Reimagined Edition

The Manta Revelare — Forest Green Edition

Men's Airpilot 41mm Quartz Watch GL0515

Prospex SNE597

Croft 42 Skeleton

Follow this matchup

People also compared