There are many type of best router for optimum, you can check below list with features

ARRIS Surfboard SBG10 DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router, Approved for Cox, Spectrum, Xfinity & Others (Black)

$129.99
$60.00  in stock
5 new from $117.81
47 used from $60.00
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • 3 products in 1: DOCSIS 3 0 Cable Modem, AC1600 dual-band Wi-Fi Router, 2 Port Gigabit Ethernet Router (cable digital voice service not supported)
  • Compatible with major U S Cable Internet Providers including Cox, Spectrum, Xfinity & others. Cable internet service required. Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
  • 16 downstream & 4 upstream channels. Best for cable internet service plans up to 400 Mbps.
  • Wi-Fi 5 AC1600 dual-band concurrent Wi-Fi Router with 2 Gigabit Ethernet ports
  • Setup and manage your network with the SURFboard Manager app

Arris SURFboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router, Certified for Xfinity, Spectrum, Cox & More (SBG6950AC2),Black

$159.99
$80.96  in stock
5 new from $124.99
26 used from $80.96
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • 3 products in 1: DOCSIS 3.0 Cable Modem, AC1900 dual-band Wi-Fi Router, 4 Port Gigabit Ethernet Router (cable digital voice service not supported)
  • Compatible with major U.S. Cable Internet Providers including Cox, Spectrum, Xfinity & others. Cable internet service required. Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
  • 16 downstream & 4 upstream DOCSIS 3.0 bonded channels. Best for cable internet speed plans up to 400 Mbps.
  • Wi-Fi 5 AC1900 dual-band concurrent Wi-Fi Router with 4 Gigabit Ethernet ports
  • Setup and manage your network with the SURFboard Manager app

D-Link Wireless AC Smartbeam 1750 Mbps Home Cloud App-Enabled Dual-Band Gigabit Router (DIR-868L)

$169.99
$51.50  in stock
4 new from $51.50
1 used from $41.50
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • Next Generation Wireless Technology - Wireless AC1750 for optimized performance and reliable coverage delivering high-quality HD video streaming, gaming and file transfers.
  • Dual Band Performance - Up to 450Mbps (2.4GHz) + 1300Mbps (5GHz) to deliver fast wireless speeds and less interference for maximum throughput
  • Backward Compatibility - Compatible with a/b/g/n devices
  • my D-Link Cloud Management - Monitor and manage your network from anywhere
  • Gigabit Speed - Four Gigabit Ethernet ports for superior device connectivity

NETGEAR Cable Modem WiFi Router Combo C6250 - Compatible with all Cable Providers including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 300 Mbps | AC1600 WiFi speed | DOCSIS 3.0

$149.99
$62.58  in stock
2 new from $134.05
62 used from $62.58
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • SAVE MONTHLY RENTAL FEES: Model C6250 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.
  • FAST WiFi PERFORMANCE: Get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 Mbps).
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.

TP-Link AC1750 Smart WiFi Router - Dual Band Gigabit Wireless Internet Router for Home, Works with Alexa, VPN Server, Parental Control&QoS (Archer A7)

$79.99
$64.99  in stock
15 new from $64.99
5 used from $59.79
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • JD Power Award ---Highest in customer satisfaction for wireless routers 2017 and 2019
  • Router for wireless internet, works with Alexa, compatible with all WiFi devices, 802.11ac and older
  • Dual band router upgrades to 1750 Mbps high speed internet(450mbps for 2.4GHz + 1300Mbps for 5GHz), reducing buffering and ideal for 4K streaming Comparable to the router NETGEAR R6700
  • 3 external antennas for long range WiFi
  • Gigabit Router with 4 Gigabit LAN ports, fast access to Multiple connected wired devices, Ideal as a gaming router

NETGEAR Cable Modem with Voice CM500V - For Xfinity by Comcast Internet & Voice | Supports Cable Plans Up to 300 Mbps | 2 Phone lines | DOCSIS 3.0

$99.99
$55.61  in stock
7 new from $86.99
64 used from $55.61
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Comcast for Xfinity. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and non-Xfinity voice services.
  • SAVE MONTHLY RENTAL FEES: Model CM500V replaces your cable modem saving you up to $168/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.
  • WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
  • ETHERNET CONNECTIONS: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.

MOTOROLA MG7550 16x4 Cable Modem Plus AC1900 Dual Band WiFi Gigabit Router with Power Boost and DFS, 686 Mbps Maximum DOCSIS 3.0 - Approved by Comcast Xfinity, Cox, Charter Spectrum, More (Black)

$219.99
$127.60  in stock
11 new from $145.00
12 used from $127.60
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • 16x4 DOCSIS 3.0 cable modem plus a built-in AC1900 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a firewallDFS, Power Boost, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. A Broadcom cable modem chipset provides security from Denial of Service attacks. WiFi performance is exceptionally good, even in multi-dwelling units with lots of WiFi noise from neighbors. DFS and Power Boost are key
  • Requires cable Internet service. Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, Suddenlink, WOW!, CableOne and other cable service providers. ELIMINATE CABLE MODEM RENTAL FEES UP TO 156 DOLLARS PER YEAR. (Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others. Model MG7550 has no phone jack.)
  • Built-in high-speed WiFi router with AC1900 WiFi, and Power Boost, and DFS provides Internet access for WiFi devices including smartphones, notebooks, tablets, game stations, HDTVs, Amazon Echo, Google Home, Chromecast, Roku, Amazon Fire TV, and AppleTV. Four 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers, HDTVs, game stations, streaming TV devices, and other Ethernet-capable devices.
  • Wireless Power Boost adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving a significant boost in speed and range. The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. In addition, AnyBeam beamforming at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.
  • Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Includes phone and web support by friendly, professional USA-based technical support specialists. Phone support is provided in English and Spanish.

Linksys WRT54GL Wi-Fi Wireless-G Broadband Router,Blue / Black

$79.99
$19.95  in stock
14 new from $49.99
16 used from $19.95
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as of July 1, 2020 12:23 pm

Features

  • Linux based Internet sharing Router with built in 4 port Switch and Wireless G Access Point
  • Shares a single Internet connection (10/100 WAN) with 4 Ethernet wired (10/100 switched LAN ; Compliant with the IEEE 802.11b/g protocol; LEDs: Power, DMZ, WLAN, Ethernet (1, 2, 3, 4), Internet
  • Max. Link Rate:54 Mbps; Has 2 External Antennas ; supports WPA2 standards for use of the available encryption regardless of client devices and features a built in SPI firewall to prevent potential attacks from the Internet
  • Interface: Ethernet Port; Ports: 1x 10/100 WAN, 4x 10/100 Switched LAN, 1x Power; Dimensions 3.91 x 3.85 x 3.92 inches/ 99.5 x 97.8 x 99.6 millimeters
  • Platform Compatibility: Windows XP, Windows Vista 32/64 ; package includes router and no modem. Operating Humidity: 10 to 85 percent Noncondensing

Wifi Router AC 5GHz Wireless Router for Home Office Internet Gaming Compatible with Alexa

$29.99  in stock
2 new from $29.99
Free shipping
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Amazon.com
as of July 1, 2020 12:23 pm

Features

  • Long range Wi-Fi router-works great with wireless internet in homes offices restaurants. Works well with Amazon Alexa and your echo devices work well on it.
  • Dual band Wireless router-thee actual speed of access to the Internet is based your internet service. If your internet service at a maximum speed of less than 100Mbps, highly recommend you to use WISE TIGER router. If not, please go to choose Netgear R6230.
  • High speed Wi-Fi router--867mbps at 5G and 300Mbps at 2.4GHz, enjoy you to experience smooth online gaming and video streaming with better connections
  • Wi-fi combo model-- smart router also can be used as Wi-Fi Repeater If you choose the "WISP "mode. Set Wi-Fi router up as per manual of wireless router
  • 2-Year warranty-- A new replacement if product does not meet your satisfaction

Tenda AC10U Smart Gigabit Wi-Fi Router AC1200 Dual Band w/Parental Control + MU-MIMO + Smart WiFi App Management + USB Port

$48.99
$32.17  in stock
3 new from $47.27
11 used from $32.17
Free shipping
Buy Now
Amazon.com
as of July 1, 2020 12:23 pm

Features

  • Stream in 4K on multiple devices and get lightning-quick connections by upgrading to Tenda's enhanced 1200 Mbps high speed Wi-fi technology ([email protected] 4GHz [email protected])
  • Link up to 30 wireless devices like the Google assistant, Alexa and various steaming devices, simultaneously, while maintaining optimum network conditions
  • 4 omni-directional antennas with beamforming and Mu-Mimo technology, deliver high-speed internet throughout your home and provide seamless coverage for up to 2000 Sq. ft
  • Manage your network from anywhere with the fun-to-use Tenda Wi-fi app and access helpful tools like our parent-friendly Wi-Fi timeout feature.Power Input: 100-240V—50/60Hz
  • 4 Gigabit LAN ports offer fast and secure wired-connections when you need them