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Onyx Phone vs Ooma Office

Ooma Office is a business phone known for its desk phones and office hardware, sold month to month. Onyx Phone works in the browser, on iPhone or Android, and on standard SIP desk phones, with unlimited texting included on every plan.

Prices side by side

Ooma Office and Onyx Phone plans, per month
PlanBilled monthlyBilled yearly, per monthCharged
Ooma Office Essentials $19.95 Not published Per user
Ooma Office Pro $24.95 Not published Per user
Ooma Office Pro Plus $29.95 Not published Per user
Onyx Phone Starter $17 $13 Per user
Onyx Phone Business $29 $21 Per user
Onyx Phone Scale $42 $32 Per user

Ooma Office's list prices from its pricing page, checked on October 24, 2026, before taxes and fees. Prices change, so check theirs before you decide.

What a team of five pays each month

Five people on Onyx Phone Starter cost $85 a month, billed monthly, with a number included for each person. Ooma Office Essentials is $99.75 a month, billed monthly for the same five people. That is $14.75 more each month, about $177 a year.

Ooma Office plans are month to month, with no yearly price published. Texting starts on Pro, not Essentials. Onyx Phone includes unlimited two-way texting on every plan, and yearly billing saves up to 27%.

Where Ooma Office is stronger

  • Ooma sells and supports its own desk phones and office hardware.
  • A virtual receptionist on every plan.
  • Unlimited calling that includes Mexico and Puerto Rico.

Where Onyx Phone is stronger

  • Unlimited business texting on every plan, including the cheapest.
  • $17 per user, below Ooma Essentials, with a yearly discount.
  • Works with desk phones you buy anywhere. Yealink and Grandstream phones set themselves up.
  • Call recording with AI summaries on Business.
  • Connect Claude or ChatGPT to your calls and texts. See how.

Which one fits

Pick Ooma Office if

  • You want one company to sell and support your office phones.
  • You call Mexico often.

Pick Onyx Phone if

  • You text customers from the business number.
  • Your team answers in a browser or on an iPhone or Android phone as much as at a desk.

Switching from Ooma Office

Start a 7-day free trial and you get a temporary local number right away, so calls work while your Ooma Office number moves over. Moving the number is free and usually takes 3 to 7 business days once you sign. Keep your Ooma Office service until the move is done. How to move your number from Ooma Office covers the account number and PIN it asks for.

Questions

Does Ooma Office include texting?

Not on Essentials, its entry plan. Texting starts on Pro. Onyx Phone includes unlimited texting on every plan.

Can I use my existing desk phone with Onyx Phone?

If it's a standard SIP phone that isn't locked to another provider, usually yes. See desk phones.

Included on every plan

Starter is $17, Business is $29, Scale is $42 per user a month, or less billed yearly. The plan includes a business number for each user and unlimited calling and texting in the US and Canada. Every plan starts with a 7-day free trial, and moving your current number over is free.

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