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XFINITY Mobile · Family plan · 4 lines
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Mobile Select (Unlimited) for 4 Lines

At 4 lines, Mobile Select (Unlimited) drops to $30.00/line — totaling $120.00/mo for the whole family.

Your family bill at 4 lines
Per month
$120.00
$30.00 × 4 lines
Per year
$1,440.00
Best for
Family of 4, mixed devices
Mobile Select (Unlimited) at 4 lines on the XFINITY Mobile network. Unlimited data per line.
Line count (this page)
4 lines
Per line at 4 lines
$30.00/mo
Total $120.00/mo · $1,440.00/yr
Sign up for 4 lines

How Mobile Select (Unlimited) changes with line count

1 line
2 lines
3 lines
4 lines(this page)
Each tier links to its own page.
Family-plan review

Why 4 lines on Mobile Select (Unlimited)

At 4 lines, Mobile Select (Unlimited) offers $30.00/line.

Coverage and perks remain consistent across all line counts on Mobile Select (Unlimited). Activation fees and taxes are not included in the headline price — check XFINITY Mobile's website for the full bill estimate.

Pros at 4 lines
  • XFINITY Mobile network coverage
  • Unlimited data per line
Cons at 4 lines
  • Taxes and fees not included in headline price
  • Price increases if you add lines past 4

FAQ — Mobile Select (Unlimited) for 4 lines

How much is Mobile Select (Unlimited) for 4 lines?

Mobile Select (Unlimited) runs $120.00/mo total for 4 lines — that's $30.00/line/mo after the multi-line discount. The pricing breakdown above shows totals across all line tiers XFINITY Mobile offers.

Is 4 lines on Mobile Select (Unlimited) a good deal?

4 lines typically lands Mobile Select (Unlimited) closer to MVNO single-line pricing on a per-line basis. The break-even versus comparable MVNOs is usually around 3 lines; at 4 lines you're getting XFINITY Mobile's full network footprint at MVNO-tier prices.

Can I add more lines to my Mobile Select (Unlimited) plan later?

Yes — XFINITY Mobile lets you add lines mid-plan with prorated billing. The per-line price drops automatically as you cross line-count thresholds (typically at 2, 3, and 4 lines). Removing lines is also straightforward with no ETF on no-contract plans.

Does Mobile Select (Unlimited) include hotspot for 4 lines?

Hotspot allowances on Mobile Select (Unlimited) are typically per-line (each line gets the published hotspot allowance). Check the plan-detail page for the exact GB; most premium unlimited plans include 25–60 GB per line at high speeds, dropping to slow speeds afterward.

What's the activation cost for 4 lines on Mobile Select (Unlimited)?

XFINITY Mobile typically charges a one-time activation fee per line ($25–$45/line is common). The pricing breakdown above does not include activation; budget for it on your first bill.

The verdict, & two little voices

Should you actually get Mobile Select (Unlimited) for 4 lines?

The editor weighs in — flanked by the optimist on her shoulder and the cynic on the other.
UP
Our takeEditorial
$30 unlimited on Verizon is a strong price - for the Xfinity Internet subscriber, and only for them.
— UpPhone Team
The Optimist
“Thirty dollars unlimited on Verizon is one of the better prices in the market if you're already an Xfinity customer.”
— the angel on your shoulder
The Cynic
“The real price is $30 plus whatever Xfinity Internet costs, which makes this feel cheaper than it is.”
— the devil in your other ear
FCC Disclosure
Broadband Facts
XFINITY Mobile · Mobile Select (Unlimited)
Official label
Monthly Price
$30.00
Additional Charges & Terms
One-time fees$25.00 activation
Government taxesVary by location. Not included above.
Speeds Provided with Plan
TechnologyDownloadUploadLatency
4G LTE11-75 Mbps1-13 Mbps49-75 ms
5G35-143 Mbps5-31 Mbps42-64 ms
5G+ / UW195-634 Mbps10-53 Mbps37-57 ms
Typical ranges as reported by the carrier. Real speeds vary.
Data & Features
Data included with monthly priceUnlimited
Data throttleAfter 15GB, Speeds reduced after 15 GB per line; hotspot reduced to lower speeds
Mobile hotspotUnlimited GB
Video streaming qualityHD 720p
Disclosures
Network management policyPrivacy policy
Sourced from XFINITY Mobile’s FCC label · last verified 2026-05-05.UpPhone does not modify these figures.

Same plan, different line count

1 line
$30.00/mo
2 lines
$30.00/line
3 lines
$30.00/line
4 lines
$30.00/line
This page
Canonical
Compare Mobile Select (Unlimited) (all line counts)