Headphones & Earbuds Comparison: Sennheiser Momentum 3 vs SteelSeries Arctis 9X

Compare detailed specifications, side-by-side differences, verified user reviews, and buying recommendations to help you make the right choice.

Sennheiser Momentum 3

Sennheiser Momentum 3

  • Brand Sennheiser
  • BATTERY OPERATED TRUE
  • Type Condenser
  • Bluetooth TRUE
  • Weight (Ounces) 10.8
SteelSeries Arctis 9X

SteelSeries Arctis 9X

  • Brand SteelSeries
  • BATTERY OPERATED TRUE
  • Type Bidirectional
  • Bluetooth TRUE
  • Weight (Ounces) 19.2

Quick Verdict: Which One Should You Choose?

Deciding between the Sennheiser Momentum 3 and the SteelSeries Arctis 9X depends on your available space, storage capacity goals, and everyday usage style:

Best For Maximum Capacity

Sennheiser Momentum 3

Designed for large households, bulk grocery shoppers, and long-term storage where total cubic feet is the highest priority.

  • Superior Volume: Easily stores bulk meats, frozen garden harvests, and family packs.
  • Cold Retention: Keeps food frozen significantly longer in power outages.
  • Energy Efficiency: Top-opening design keeps dense cold air trapped inside.
Best For Compact Spaces

SteelSeries Arctis 9X

Ideal for apartments, offices, dorms, or secondary kitchen use where space efficiency and neat organization are paramount.

  • Space-Saving Footprint: Fits neatly under counters or in compact corners without intruding.
  • Upright Organization: Shelves allow you to organize and grab items without digging.
  • Everyday Convenience: Front-swing door provides quick, easy access anytime.

Specifications

Specification Sennheiser Momentum 3 SteelSeries Arctis 9X
Connectivity
Wireless Range (m) — 6
Bluetooth Version 5 4.1
Bluetooth Profiles A2DP, AVRCP, HSP, HFP A2DP, HFP, HSP
Supported Audio Codecs AAC, SBC, aptX, aptX LL —
Bluetooth Yes Yes
Audio Cable Length (mm) 2.5 —
Charging Cable Length (m) 1.2 —
Multipoint Support No —
Battery
Recharge Time (hours) 3.5 —
BATTERY OPERATED Yes Yes
Charging Port USB Type C Micro-USB
Wireless Charging No No
Standby Time (hours) — —
General
Waterproof — —
Touch — No
Voice Coil — —
Magnet — Neodymium
Active Noise Cancellation Yes —
Foldable Yes No
Connectivity (Wired/Wireless) Both Wireless
Microphone
Built-in Microphone Yes Yes
Type Condenser Bidirectional
Beamforming Support Yes —
Number Of Mics 2 1
Audio Performance
Impedance (Ω) 470 32
Total Harmonic Distortion (%) 0.3 3
Sensitivity (dB) 118 98
Frequency Response (Hz) 6-23000 20-20000
Others
APP CONTROL Yes —
Voice Assiatant Yes No
Amazon Alexa Yes No
Physical
Weight (Ounces) 10.8 19.2
Dimensions (Inches) 7.8 x 6.7 x 1.78 ‎8.07 x 8.26 x 3.62
Drivers
Driver Size (mm) 42 40
Driver Type Dynamic —
Number Of Drivers (per Piece) 1 1

Frequently Asked Questions

The main differences center around storage capacity, form factor, and convenience. The Sennheiser Momentum 3 provides extensive bulk storage capacity best suited for homes, garages, or basements needing deep freeze space. In contrast, the SteelSeries Arctis 9X offers a compact upright design that fits into smaller spaces with convenient shelf organization.

Chest-style freezers generally excel in thermal efficiency because cold air naturally settles at the bottom and does not escape when the lid is lifted. Compact upright models have lower total kilowatt-hour usage simply due to their smaller cubic volume, making both designs efficient for their respective intended purposes.

Both products are available through official brand stores and authorized retailers with full manufacturer warranties and fast delivery options. Click the "Check Best Price" buttons in the comparison cards above to view today's latest promotions, official deals, and current availability.

Measure your available floor clearance first. If you have open space in a garage, basement, or utility room and want to freeze items in bulk, choose the Sennheiser Momentum 3. If you have limited room in a kitchen, apartment, dorm, or office and prefer easy eye-level access to items, choose the SteelSeries Arctis 9X.