16 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kapolei: O'ahu Windows & Doors, CR Score 63/100; 5.0★ from 127 Google reviews; open Saturdays until 5 PM.
Most-reviewed: Window World of Oahu, 146 Google reviews at 4.9★, the most of 16 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Kapolei window installers are ranked here by CR Score, from ten published factors. 6 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 16 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | O'ahu Windows & Doors | 63 | 5.0★ (127) | Village Park, 12 mi away | Sat | Overall |
| 2 | Window World of Oahu | 60 | 4.9★ (146) | Kailua, 19 mi away | — | Most reviews |
| 3 | Island Windows & Doors | 60 | 4.4★ (40) | Honolulu, 11 mi away | Sat · Sun | — |
| 4 | Diamond Head Windows & Doors | 59 | 4.2★ (91) | Pearl City, 10 mi away | Sat | — |
| 5 | Coastal Windows, Inc. | 58 | 4.7★ (24) | Waipahu, 7 mi away | Sat | — |
| 6 | The Glass Guru of Honolulu | 58 | 4.6★ (64) | Pearl City, 7 mi away | — | — |
| 7 | Windows Hawai'i | 57 | 4.1★ (27) | Kapolei | — | — |
| 8 | Akamai Glass Company, Inc. | 56 | 4.1★ (52) | Honolulu, 11 mi away | — | — |
| 9 | KKTF Hawaii | 55 | 5.0★ (5) | Village Park, 13 mi away | — | — |
| 10 | CCI Windows | 54 | 3.7★ (26) | Pearl City, 10 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 127 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kailua, 19 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 146 Google reviews, the most in Kapolei.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Honolulu, 11 mi away
Ranked #3 because of its Google rating and trade focus: 4.4★ from 40 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pearl City, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.2★ from 91 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waipahu, 7 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 24 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pearl City, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.6★ from 64 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kapolei
Ranked #7 because of its Google rating and trade focus: 4.1★ from 27 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Honolulu, 11 mi away
Ranked #8 because of its Google rating and trade focus: 4.1★ from 52 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Village Park, 13 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Window installation service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Pearl City, 10 mi away
Ranked #10 because of its Google rating and trade focus: 3.7★ from 26 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Honolulu, 11 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kapolei
Ranked #12 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pearl City, 7 mi away
Ranked #13 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kapolei
Ranked #14 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Village Park, 12 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kapolei
Ranked #16 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Construction company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Typical prices in USD, adjusted for Hawaii with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,710 | $7,930 | $12,770 | Per project (several windows): typical range of customer-reported projects. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
We scored 16 Kapolei window installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Kapolei data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |